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Chapter 2: Ecology

After completing this chapter you will understand:

  • How the biosphere is organized.
  • How ecology helps us understand the biosphere.
  • How organisms interact with other organisms and their physical environment.
  • How the biosphere is connected to, and interacts with, other Earth systems. 
  • The place of humans in the biosphere.
  • How humans affect the rest of the biosphere.

Use the navigation on the left to explore the resources for this chapter.

Investigation 2.1 Next Arrow