Earth Systems and Resources

Environmental Science - Intro to ecology

These notes are the introduction of ecology. If you are just starting ecology, these notes are perfect for you! They have all the basic info you need to know, and some extra facts you might need.

Environmental Science - APES Unit 4: Earth Systems

Notes of Units 4.1-4.9

AP Environmental Science - Introduction to Ecosystems: Interactions, Biomes, and Cycles

Learn about the different types of interactions, major biomes, and essential cycles in ecosystems.

Environmental Science - Longitude/Latitude

This study guide simply explains longitude and latitude and also hemispheres.