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Holt McDougal Environmental Science: Online Textbook Help

Course Summary

This Holt McDougal Environmental Science Textbook Companion Course uses fun videos to help students complete homework assignments, study for tests and earn a better grade in class. The lessons take about five minutes and are sequenced to align with the chapters in the Holt McDougal Environmental Science textbook.
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21 chapters in Holt McDougal Environmental Science: Online Textbook Help

Course Practice Test

Check your knowledge of this course with a 50-question practice test.
  • Comprehensive test covering all topics
  • Detailed video explanations for wrong answers
Week {{::cp.getGoalWeekForTopic(0, 21)}}
Ch 1. Holt McDougal Environmental Science Chapter 1: Science and the Environment {{cp.topicAssetIdToProgress[61689].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What is Environmental Science? - Definition and Scope of the Field Score: {{cp.lessonAssetIdToProgress[7253].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7253].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[7253].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7253].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - The Agricultural Revolution: Impacts on the Environment Score: {{cp.lessonAssetIdToProgress[10594].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10594].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10594].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10594].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - The Industrial Revolution: Impacts on the Environment Score: {{cp.lessonAssetIdToProgress[10918].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10918].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10918].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10918].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Deforestation, Desertification & Declining Biological Diversity Score: {{cp.lessonAssetIdToProgress[10593].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10593].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10593].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10593].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Price Elasticity: Understanding Supply and Demand Score: {{cp.lessonAssetIdToProgress[1586].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1586].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[1586].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1586].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Overpopulation vs. Overconsumption Score: {{cp.lessonAssetIdToProgress[10349].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10349].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10349].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10349].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Poverty, Carrying Capacity, Population Growth & Sustainability Score: {{cp.lessonAssetIdToProgress[10343].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10343].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10343].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10343].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(1, 21)}}
Ch 2. Holt McDougal Environmental Science Chapter 2: Tools of Environmental Science {{cp.topicAssetIdToProgress[61690].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - The Scientific Method Applied to Environmental Problems: Definition, Steps and Applications Score: {{cp.lessonAssetIdToProgress[7258].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7258].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[7258].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7258].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Scientific Evaluation of Environmental Problems: Process and Steps Score: {{cp.lessonAssetIdToProgress[7257].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7257].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[7257].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7257].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Experimental Design in Science: Definition & Method Score: {{cp.lessonAssetIdToProgress[3602].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3602].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[3602].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3602].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Sampling Techniques In Scientific Investigations Score: {{cp.lessonAssetIdToProgress[19156].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[19156].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[19156].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[19156].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Environmental Ethics & Human Values: Definition & Impact on Environmental Problems Score: {{cp.lessonAssetIdToProgress[11463].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11463].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[11463].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11463].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Environmental Planning & Decision Making: Definition & Components Score: {{cp.lessonAssetIdToProgress[11466].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11466].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[11466].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11466].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(2, 21)}}
Ch 3. Holt McDougal Environmental Science Chapter 3: The Dynamic Earth {{cp.topicAssetIdToProgress[61691].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - The Four Spheres of Earth: Geosphere, Hydrosphere, Biosphere, and Atmosphere Score: {{cp.lessonAssetIdToProgress[13471].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13471].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[13471].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13471].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Earth's Internal Layers: Crust, Mantle & Core Score: {{cp.lessonAssetIdToProgress[13473].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13473].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[13473].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13473].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Plate Tectonics: A Unified Theory for Change of the Earth's Surface Score: {{cp.lessonAssetIdToProgress[2532].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2532].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[2532].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2532].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - What is an Earthquake? - Definition and Components Score: {{cp.lessonAssetIdToProgress[12482].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12482].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[12482].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12482].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - What is a Volcano? - Definition & Eruptions Score: {{cp.lessonAssetIdToProgress[13129].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13129].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[13129].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13129].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - The Processes of Mountain Building Score: {{cp.lessonAssetIdToProgress[13479].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13479].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[13479].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13479].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Effect of Erosion and Deposition on Landforms Score: {{cp.lessonAssetIdToProgress[2526].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2526].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[2526].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2526].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Wind Action & Effects on the Desert Landscape Score: {{cp.lessonAssetIdToProgress[17926].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[17926].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[17926].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[17926].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Major Components of the Atmosphere Score: {{cp.lessonAssetIdToProgress[12472].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12472].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[12472].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12472].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - The Structure of the Atmosphere Score: {{cp.lessonAssetIdToProgress[12473].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12473].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[12473].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12473].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - Mechanisms of Heat Transfer: Conduction, Convection & Radiation Score: {{cp.lessonAssetIdToProgress[12475].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12475].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[12475].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12475].bestScoreQuestions}}  Take Quiz Optional
Lesson 12 - Global Warming: Atmospheric Causes and Effect on Climate Score: {{cp.lessonAssetIdToProgress[2523].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2523].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[2523].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2523].bestScoreQuestions}}  Take Quiz Optional
Lesson 13 - The Water Cycle: Precipitation, Condensation, and Evaporation Score: {{cp.lessonAssetIdToProgress[2524].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2524].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[2524].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2524].bestScoreQuestions}}  Take Quiz Optional
Lesson 14 - Properties of Ocean Water Score: {{cp.lessonAssetIdToProgress[12400].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12400].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[12400].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12400].bestScoreQuestions}}  Take Quiz Optional
Lesson 15 - Ocean Circulation: Patterns & Effect on Climate Score: {{cp.lessonAssetIdToProgress[12402].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12402].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[12402].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12402].bestScoreQuestions}}  Take Quiz Optional
Lesson 16 - Biosphere: Definition & Explanation Score: {{cp.lessonAssetIdToProgress[4758].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4758].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[4758].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4758].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(3, 21)}}
Ch 4. Holt McDougal Environmental Science Chapter 4: The Organization of Life {{cp.topicAssetIdToProgress[61692].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - The Environment, Levels of Ecology and Ecosystems Score: {{cp.lessonAssetIdToProgress[405].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[405].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[405].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[405].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Natural Selection & Adaptation: Definition, Theory & Examples Score: {{cp.lessonAssetIdToProgress[425].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[425].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[425].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[425].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Natural Selection: Definition, Types & Examples Score: {{cp.lessonAssetIdToProgress[427].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[427].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[427].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[427].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Artificial Selection in Evolution Score: {{cp.lessonAssetIdToProgress[13803].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13803].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[13803].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13803].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Taxonomy: Classification and Naming of Living Things Score: {{cp.lessonAssetIdToProgress[3127].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3127].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[3127].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3127].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - What is Bacteria? - Definition, Characteristics & Examples Score: {{cp.lessonAssetIdToProgress[7633].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7633].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[7633].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7633].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - What are Fungi? - Types and Characteristics Score: {{cp.lessonAssetIdToProgress[7636].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7636].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[7636].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7636].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - A Gymnosperm Life Cycle: Reproduction of Plants with 'Naked Seeds' Score: {{cp.lessonAssetIdToProgress[357].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[357].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[357].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[357].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - An Angiosperm Life Cycle: Flowering Plant Reproduction Score: {{cp.lessonAssetIdToProgress[358].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[358].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[358].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[358].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Vertebrates: Origin, Characteristics & Diversity Score: {{cp.lessonAssetIdToProgress[13811].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13811].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[13811].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13811].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - Invertebrates: Definition & Examples Score: {{cp.lessonAssetIdToProgress[25646].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[25646].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[25646].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[25646].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(4, 21)}}
Ch 5. Holt McDougal Environmental Science Chapter 5: How Ecosystems Work {{cp.topicAssetIdToProgress[61693].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Food Chains, Trophic Levels and Energy Flow in an Ecosystem Score: {{cp.lessonAssetIdToProgress[414].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[414].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[414].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[414].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Biogeochemical Cycling and the Phosphorus Cycle Score: {{cp.lessonAssetIdToProgress[407].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[407].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[407].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[407].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - The Nitrogen Cycle, Acid Rain and Fossil Fuels Score: {{cp.lessonAssetIdToProgress[408].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[408].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[408].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[408].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - The Carbon Cycle and Long-Term Carbon Storage Score: {{cp.lessonAssetIdToProgress[406].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[406].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[406].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[406].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Ecological Succession: From Pioneer to Climax Communities Score: {{cp.lessonAssetIdToProgress[416].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[416].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[416].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[416].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Succession in Freshwater and Terrestrial Ecosystems Score: {{cp.lessonAssetIdToProgress[8540].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8540].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8540].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8540].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(5, 21)}}
Ch 6. Holt McDougal Environmental Science Chapter 6: Biomes {{cp.topicAssetIdToProgress[61694].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What Is a Biome? - Definition & Types Score: {{cp.lessonAssetIdToProgress[4827].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4827].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[4827].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4827].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Biological Diversity and the Forest: Ecosystems of the Rainforests and Temperate Forests Score: {{cp.lessonAssetIdToProgress[8631].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8631].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8631].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8631].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Biomes: Desert, Tropical Rainforest, Savanna, Coral Reefs & More Score: {{cp.lessonAssetIdToProgress[415].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[415].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[415].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[415].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Biomes: Tundra, Taiga, Temperate Grassland, and Coastlines Score: {{cp.lessonAssetIdToProgress[2367].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2367].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[2367].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2367].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Tundra Biome: Climate, Locations, Plants & Animals Score: {{cp.lessonAssetIdToProgress[4816].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4816].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[4816].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4816].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(6, 21)}}
Ch 7. Holt McDougal Environmental Science Chapter 7: Aquatic Ecosystems {{cp.topicAssetIdToProgress[61695].percentComplete}}% complete
Week {{::cp.getGoalWeekForTopic(7, 21)}}
Ch 8. Holt McDougal Environmental Science Chapter 8: Understanding Populations {{cp.topicAssetIdToProgress[61696].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Populations: Density, Survivorship and Life Histories Score: {{cp.lessonAssetIdToProgress[2178].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2178].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[2178].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2178].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Carrying Capacity, Migration & Dispersion Score: {{cp.lessonAssetIdToProgress[411].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[411].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[411].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[411].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Ecosystems, Habitats and Ecological Niches Score: {{cp.lessonAssetIdToProgress[410].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[410].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[410].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[410].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Interspecific Competition, Competitive Exclusion & Niche Differentiation Score: {{cp.lessonAssetIdToProgress[2177].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2177].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[2177].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2177].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Predator/Prey Interactions, Camouflage, Mimicry & Warning Coloration Score: {{cp.lessonAssetIdToProgress[2175].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2175].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[2175].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2175].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Symbiotic Relationships: Mutualism, Commensalism & Parasitism Score: {{cp.lessonAssetIdToProgress[413].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[413].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[413].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[413].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(8, 21)}}
Ch 9. Holt McDougal Environmental Science Chapter 9: The Human Population {{cp.topicAssetIdToProgress[61697].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - The History of Human Population Growth and Carrying Capacity Score: {{cp.lessonAssetIdToProgress[10340].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10340].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10340].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10340].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - The Human Population: Factors that Affect Population Size Score: {{cp.lessonAssetIdToProgress[10338].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10338].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10338].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10338].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - What Is Demographic Transition? - Definition & Stages Score: {{cp.lessonAssetIdToProgress[10344].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10344].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10344].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10344].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Economic Inequality: Differences in Developed and Developing Nations Score: {{cp.lessonAssetIdToProgress[10342].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10342].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10342].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10342].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Population Characteristics of Highly Developed & Developing Countries Score: {{cp.lessonAssetIdToProgress[10345].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10345].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10345].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10345].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(9, 21)}}
Ch 10. Holt McDougal Environmental Science Chapter 10: Biodiversity {{cp.topicAssetIdToProgress[61698].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What is Biodiversity? - Definition and Relation to Ecosystem Stability Score: {{cp.lessonAssetIdToProgress[8538].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8538].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8538].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8538].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - How Introduced and Invasive Species Alter Ecological Balance Score: {{cp.lessonAssetIdToProgress[2173].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2173].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[2173].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2173].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Pollution and Habitat Destruction: The Human Factors Contributing To Endangerment & Extinction Score: {{cp.lessonAssetIdToProgress[8634].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8634].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8634].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8634].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Differences Between Endangered Species and Threatened Species Score: {{cp.lessonAssetIdToProgress[8633].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8633].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8633].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8633].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - The Endangered Species Act & The World Conservation Strategy: Goals & Purposes Score: {{cp.lessonAssetIdToProgress[8637].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8637].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8637].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8637].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Environmental Conservation and Preservation: Definition, Differences & Advocates Score: {{cp.lessonAssetIdToProgress[7256].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7256].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[7256].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7256].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(10, 21)}}
Ch 11. Holt McDougal Environmental Science Chapter 11: Water {{cp.topicAssetIdToProgress[61699].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - The Distribution of Water on Earth Score: {{cp.lessonAssetIdToProgress[12467].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12467].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[12467].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12467].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Drainage Basins: Definition & Characteristics Score: {{cp.lessonAssetIdToProgress[13566].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13566].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[13566].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13566].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Groundwater System: Definition & Geological Role Score: {{cp.lessonAssetIdToProgress[13480].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13480].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[13480].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13480].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Environmental Problems Associated With Groundwater Score: {{cp.lessonAssetIdToProgress[13484].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13484].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[13484].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13484].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Water Resource Issues: Activities Affecting the Water Supply Score: {{cp.lessonAssetIdToProgress[9093].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9093].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9093].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9093].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Water Storage: The Pros and Cons of Dams & Reservoirs Score: {{cp.lessonAssetIdToProgress[9076].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9076].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9076].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9076].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Water Conservation: How Water Management Can Lead to Sustainable Use Score: {{cp.lessonAssetIdToProgress[9075].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9075].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9075].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9075].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Water Pollution: Definition, Types, and Sources Score: {{cp.lessonAssetIdToProgress[9077].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9077].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9077].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9077].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Water Treatment: Improving Water Quality Score: {{cp.lessonAssetIdToProgress[9078].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9078].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9078].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9078].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - The Clean Water Act & Safe Drinking Water Act: Legislation for Clean Water Score: {{cp.lessonAssetIdToProgress[9079].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9079].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9079].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9079].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - Human Causes of Eutrophication Score: {{cp.lessonAssetIdToProgress[10598].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10598].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10598].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10598].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(11, 21)}}
Ch 12. Holt McDougal Environmental Science Chapter 12: Air {{cp.topicAssetIdToProgress[61700].percentComplete}}% complete
Week {{::cp.getGoalWeekForTopic(12, 21)}}
Ch 13. Holt McDougal Environmental Science Chapter 13: Atmosphere and Climate Change {{cp.topicAssetIdToProgress[61701].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Weather vs. Climate: Definition, Differences & Effects Score: {{cp.lessonAssetIdToProgress[11544].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11544].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[11544].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11544].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Natural Factors That Determine a Region's Climate Score: {{cp.lessonAssetIdToProgress[2522].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2522].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[2522].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2522].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - The Relationship Between El Nino & La Nina Score: {{cp.lessonAssetIdToProgress[11554].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11554].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[11554].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11554].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - The Ozone Layer: Importance and the Harmful Effects of Thinning Score: {{cp.lessonAssetIdToProgress[10323].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10323].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10323].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10323].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Greenhouse Gases and the Enhanced Greenhouse Effect Score: {{cp.lessonAssetIdToProgress[10321].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10321].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10321].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10321].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Global Climate Change: Effects and Mitigation Strategies Score: {{cp.lessonAssetIdToProgress[10322].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10322].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10322].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10322].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Global Environmental Issues: Types & Treaties Score: {{cp.lessonAssetIdToProgress[23482].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[23482].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[23482].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[23482].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(13, 21)}}
Ch 14. Holt McDougal Environmental Science Chapter 14: Land {{cp.topicAssetIdToProgress[61702].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Urban Land Development and Suburban Sprawl: Environmental Consequences Score: {{cp.lessonAssetIdToProgress[19319].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[19319].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[19319].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[19319].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Urban Population Growth and Compact Development Score: {{cp.lessonAssetIdToProgress[10348].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10348].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10348].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10348].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Population Distribution: Rural vs. Urban Areas Score: {{cp.lessonAssetIdToProgress[10346].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10346].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10346].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10346].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Urbanization During the Second Industrial Revolution in America: Effects & Problems Score: {{cp.lessonAssetIdToProgress[5729].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[5729].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[5729].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[5729].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Deforestation: Definition, Causes & Consequences Score: {{cp.lessonAssetIdToProgress[10584].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10584].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10584].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10584].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Rangelands: Uses and Degradation Score: {{cp.lessonAssetIdToProgress[10585].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10585].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10585].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10585].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Protecting Private Rangelands: Conservation Easements Score: {{cp.lessonAssetIdToProgress[10586].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10586].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10586].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10586].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - National Parks in the US: Governing Agencies and Areas of Concern Score: {{cp.lessonAssetIdToProgress[10587].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10587].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10587].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10587].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - What Is Wilderness? - Definition, Problems & Preservation Score: {{cp.lessonAssetIdToProgress[10588].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10588].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10588].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10588].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(14, 21)}}
Ch 15. Holt McDougal Environmental Science Chapter 15: Food and Agriculture {{cp.topicAssetIdToProgress[61703].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Malnutrition: Causes of Over-nutrition and Under-nutrition & Most Affected Regions Score: {{cp.lessonAssetIdToProgress[9103].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9103].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9103].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9103].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - What Is the Green Revolution? - Definition, Benefits, and Issues Score: {{cp.lessonAssetIdToProgress[9108].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9108].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9108].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9108].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - What is Soil? - Definition, Structure & Types Score: {{cp.lessonAssetIdToProgress[13138].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13138].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[13138].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13138].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Soil Conservation: Fighting Soil Erosion With Sustainable Soil Use Score: {{cp.lessonAssetIdToProgress[8853].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8853].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8853].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8853].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Use of Pesticides: Benefits and Problems Associated with Pesticides Score: {{cp.lessonAssetIdToProgress[9112].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9112].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9112].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9112].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Alternative Pest Control Methods for Agricultural Use Score: {{cp.lessonAssetIdToProgress[9113].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9113].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9113].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9113].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - What is Genetic Engineering? - Definition, Benefits & Issues Score: {{cp.lessonAssetIdToProgress[10328].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10328].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10328].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10328].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Aquaculture: Environmental Effects of Fish Farming Score: {{cp.lessonAssetIdToProgress[19324].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[19324].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[19324].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[19324].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Problems in Agriculture: Loss of Land and Decreased Varieties Score: {{cp.lessonAssetIdToProgress[9106].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9106].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9106].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9106].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(15, 21)}}
Ch 16. Holt McDougal Environmental Science Chapter 16: Mining and Mineral Resources {{cp.topicAssetIdToProgress[61704].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What Are Minerals? - Types, Properties & Examples Score: {{cp.lessonAssetIdToProgress[9334].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9334].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9334].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9334].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Extraction and Processing of Minerals & the Environmental Impacts of Mineral Use Score: {{cp.lessonAssetIdToProgress[8850].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8850].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8850].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8850].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Coal Mining: Environmental Impacts and Technologies Used To Make Cleaner Coal Score: {{cp.lessonAssetIdToProgress[8860].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8860].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8860].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8860].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Federal & State Mining Laws & Regulations Score: {{cp.lessonAssetIdToProgress[61705].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[61705].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[61705].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[61705].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(16, 21)}}
Ch 17. Holt McDougal Environmental Science Chapter 17: Nonrenewable Energy {{cp.topicAssetIdToProgress[61706].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What Are Fossil Fuels? - Definition, Advantages & Disadvantages Score: {{cp.lessonAssetIdToProgress[4823].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4823].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[4823].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4823].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Oil and Natural Gas Reserves: Availability, Extraction and Use Score: {{cp.lessonAssetIdToProgress[8861].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8861].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8861].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8861].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Shale Gas: Hydraulic Fracturing and Environmental Concerns Score: {{cp.lessonAssetIdToProgress[8862].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8862].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8862].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8862].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - What is Nuclear Energy? - Definition & Examples Score: {{cp.lessonAssetIdToProgress[2543].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2543].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[2543].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2543].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Risks of Nuclear Power Plants and Radioactive Waste: Safety and Health Concerns Score: {{cp.lessonAssetIdToProgress[8863].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8863].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[8863].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8863].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(17, 21)}}
Ch 18. Holt McDougal Environmental Science Chapter 18: Renewable Energy {{cp.topicAssetIdToProgress[61707].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What is Solar Energy? - Definition, Pros & Cons Score: {{cp.lessonAssetIdToProgress[3501].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3501].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[3501].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3501].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Solar Energy: Understanding Active and Passive Solar Heating Score: {{cp.lessonAssetIdToProgress[9628].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9628].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9628].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9628].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Wind as a Renewable Energy Resource: Advantages & Disadvantages Score: {{cp.lessonAssetIdToProgress[12048].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12048].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[12048].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12048].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Biomass for Renewable Energy: Pros and Cons Score: {{cp.lessonAssetIdToProgress[9623].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9623].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9623].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9623].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Hydroelectric Energy: Definition, Uses, Advantages & Disadvantages Score: {{cp.lessonAssetIdToProgress[12049].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12049].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[12049].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12049].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Geothermal Energy: Advantages and Disadvantages Score: {{cp.lessonAssetIdToProgress[9625].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9625].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9625].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9625].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - New Alternative Energy Sources: OTEC, Hydrogen Gas & Fuel Cells Score: {{cp.lessonAssetIdToProgress[61708].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[61708].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[61708].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[61708].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Energy Conservation and Energy Efficiency: Examples and Differences Score: {{cp.lessonAssetIdToProgress[9626].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9626].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9626].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9626].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Conserving Energy at Home: How to Be More Energy Efficient Score: {{cp.lessonAssetIdToProgress[9627].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9627].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[9627].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9627].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(18, 21)}}
Ch 19. Holt McDougal Environmental Science Chapter 19: Waste {{cp.topicAssetIdToProgress[61709].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Types of Solid Waste: Municipal Vs. Non-Municipal Score: {{cp.lessonAssetIdToProgress[10352].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10352].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10352].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10352].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Sanitary Landfills: Definition and Issues Score: {{cp.lessonAssetIdToProgress[10353].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10353].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10353].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10353].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - What Is Composting? - Definition and Examples Score: {{cp.lessonAssetIdToProgress[10355].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10355].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10355].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10355].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - The 3 Rs of Reducing Solid Waste: Reuse, Reduce & Recycle Score: {{cp.lessonAssetIdToProgress[10356].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10356].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10356].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10356].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - What Is Green Chemistry? Definition & Relation to Source Reduction Score: {{cp.lessonAssetIdToProgress[10360].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10360].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10360].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10360].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - What Is Hazardous Waste? - Definition and Types Score: {{cp.lessonAssetIdToProgress[10358].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10358].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10358].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10358].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Waste Legislation: Resource Conservation and Recovery Act vs. the Superfund Act Score: {{cp.lessonAssetIdToProgress[10359].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10359].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[10359].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10359].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(19, 21)}}
Ch 20. Holt McDougal Environmental Science Chapter 20: The Environment and Human Health {{cp.topicAssetIdToProgress[61710].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Environmental Toxicants: Types, Sources & Effects Score: {{cp.lessonAssetIdToProgress[11081].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11081].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[11081].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11081].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Understanding & Assessing Threats to Environmental Health Score: {{cp.lessonAssetIdToProgress[11348].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11348].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[11348].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11348].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - The Dose-Response Curve: Determining Health Effects of Environmental Pollutants Score: {{cp.lessonAssetIdToProgress[11088].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11088].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[11088].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11088].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Types of Global Health Issues Score: {{cp.lessonAssetIdToProgress[23481].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[23481].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[23481].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[23481].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - The Different Routes of Infectious Disease Transmission Score: {{cp.lessonAssetIdToProgress[11343].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11343].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[11343].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11343].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Disease Control & Prevention Score: {{cp.lessonAssetIdToProgress[11338].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11338].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[11338].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11338].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Emerging Diseases Linked to Environmental Change Score: {{cp.lessonAssetIdToProgress[11084].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11084].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[11084].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11084].bestScoreQuestions}}  Take Quiz Optional