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Themes
Energy transfer
Interactions between Earth systems
Interactions between different species and the environment
Sustainability
AP Environmental Science
01
The Living World: Ecosystems
Learn how ecosystems work before studying how humans break them.
6–8% of your score
02
The Living World: Biodiversity
Explains why variety in living systems keeps ecosystems functional and resilient.
6–8% of your score
03
Populations
Where human pressure enters the course and changes every calculation after.
10–15% of your score
04
Earth Systems and Resources
The physical world your populations live on, understand it to understand impact.
10–15% of your score
05
Land and Water Use
Where human resource demands meet environmental limits, with real costs.
10–15% of your score
06
Energy Resources and Consumption
Maps every energy source to its real environmental cost before the consequences begin.
10–15% of your score
07
Atmospheric Pollution
Traces how energy use and land decisions damage the air we breathe.
7–10% of your score
08
Aquatic and Terrestrial Pollution
Where human inputs become ecological damage, traced through chemistry and biology.
7–10% of your score
09
Global Change
Everything you learned across eight units converges here into planetary stakes.
15–20% of your score