Encyclopedia of Earth
Encyclopedia of Earth: Environmental Chemistry: Carbon Cycle
Article explaining the importance of carbon as the basis for life, carbon dioxide's role in photosynthesis and respiration, carbon in the ocean and lithosphere, the impact of human activities on the carbon cycle, carbon that seems to be...
TeachEngineering
Teach Engineering: Carbon Cycles
Students are introduced to the concept of energy cycles by learning about the carbon cycle. They will learn how carbon atoms travel through the geological (ancient) carbon cycle and the biological/physical carbon cycle. Students will...
University Corporation for Atmospheric Research
Ucar: The Carbon Cycle
A comprehensive introduction to the carbon cycle. The cycle of atoms between living and non-living things is known as a biogeochemical cycle. The most common of these are the carbon and nitrogen cycles.
NASA
Nasa: Carbon: Where Does It All Go?
At this site from NASA you can understand how phytoplankton help the carbon dioxide levels between the oceans and the air stay in balance.
National Geographic
National Geographic: Sources, Sinks, and Feedbacks
Students will learn about how the Earth's carbon cycle works, as they examine the relationship between levels of carbon dioxide and water vapor in the atmosphere and the temperature of the ocean's surface. Includes online student...
TeachEngineering
Teach Engineering: Dinosaur Breath
Through discussion and hands-on experimentation, students learn about the geological (ancient) carbon cycle. They investigate the role of dinosaurs in the carbon cycle and the eventual storage of carbon in the form of chalk. Students...