Handout
CK-12 Foundation

Ck 12: Earth Science: Carbon Cycle and Climate Study Guide

For Students 4th - 8th
Review the relationship between the carbon cycle and climate.
Activity
Science Buddies

Science Buddies: Swimming in Acid: Understanding Ocean Acidification

For Students 9th - 10th
The oceans are a precious natural resource, part of Earth's carbon cycle. But what happens if the oceans absorb too much carbon dioxide? Many scientists are concerned that the increased absorption of carbon dioxide is causing them to...
Handout
Other

College of Du Page: Energy in an Ecosystem

For Students 9th - 10th
Ecosystems contain two kinds of commodities: matter (nutrients) and energy. Nutrients cycle through the ecosystem, available for repeated use by organisms. These cycles of use and reuse are called biogeochemical cycles. Energy instead is...

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