Unit II: Science, Ecological Principles, and Sustainability
Chapter 2: Science, Matter, Energy, and Systems
Chapter 3: Ecosystems: What are They and How Do They Work?
Chapter 4: Biodiversity and Evolution
Chapter 5: Biodiversity, Species Interactions, and Population Control
Chapter 6: The Human Population and Its Impact
Chapter 7: Climate and Biodiversity
Chapter 8: Aquatic Biodiversity
- Section 1: What Do Scientists Do?
- Section 2: What is Matter and What Happens When it Undergoes Change?
- Section 3: What is Energy and What Happens When it Undergoes Change?
- Section 4: What are Systems and How Do They Respond to Change?
Chapter 3: Ecosystems: What are They and How Do They Work?
- Section 1: How Does the Earth's Life-Support System Work?
- Section 2: What are the Major Components of an Ecosystem?
- Section 3: What Happens to Energy in an Ecosystem?
- Section 4: What Happens to Matter in an Ecosystem?
- Section 5: How Do Scientists Study Ecosystems?
Chapter 4: Biodiversity and Evolution
- Section 1: What is Biodiversity and Why is it Important?
- Section 2: How Does the Earth's Life Change over Time?
- Section 3: How Do Geological Processes and Climate Change Affect Evolution?
- Section 4: How Do Speciation, Extinction, and Human Activities Affect Biodiversity?
- Section 5: What is Species Diversity and Why is it Important?
- Section 6: What Roles Do Species Play in Ecosystems?
Chapter 5: Biodiversity, Species Interactions, and Population Control
- Section 1: How Do Species Interact?
- Section 2: How Do Communities and Ecosystems Respond to Changing Environmental Conditions?
- Section 3: What Limits the Growth of Populations?
Chapter 6: The Human Population and Its Impact
- Section 1: How Do Environmental Scientists Think about Human Population Growth?
- Section 2: What Factors Influence the Size of the Human Population?
- Section 3: How Does a Population's Age Structure Affect Its Growth or Decline?
- Section 4: How Can We Slow Human Population Growth?
Chapter 7: Climate and Biodiversity
- Section 1: What Factors Influence Climate?
- Section 2: How Does Climate Affect the Nature and Location of Biomes?
- Section 3: How Have Human Activities Affected the World's Terrestrial Ecosystems?
Chapter 8: Aquatic Biodiversity
- Section 1: What is the General Nature of Aquatic Systems?
- Section 2: Why Are Marine Aquatic Systems Important?
- Section 3: How Have Human Activities Affected Marine Ecosystems?
- Section 4: Why Are Freshwater Ecosystems Important?
- Section 5: How Have Human Activities Affected Freshwater Ecosystems?