Energy Transfer Food chains, Food Webs, and Trophic Levels.
Unit Two Ecological Interactions Chapter 4 Matter and Energy in the Ecosystem.
2.5.5-.7 Productivity
Primary Production in Terrestrial Systems Fundamentals of Ecosystem Ecology Class Cary Institute January 2013 Gary Lovett.
UNIT 2: ECOLOGY THE BIOSPHERE. Apollo 8 December 24, 1968.
Unit 2: Ecosystems & Biospheres Energy & Matter, Biogeochemical Cycles, Human Impact.
Chapter 28 Energy Flow and Nutrient Cycling in Ecosystems.
Energy in an Ecosystem
