Carbon cycle

carbon cycle  Carbon Cycle · The carbon cycle is a biogeochemical cycle whereby carbon is exchanged between the different spheres of the Earth · Carbon is exchanged between a This is the carbon cycle More than half of the carbon dioxide emitted to the atmosphere by human activity has been absorbed by natural carbon reservoirs

​ carbon cycle · Photosynthesis – removes carbon dioxide from the atmosphere and fixes it in producers as organic compounds · Respiration Carbon is essential for living things and making cars move It takes up various forms through photosynthesis, decomposition, respiration and

The oceans play a particularly important role in the carbon cycle Surface waters exchange gases with the atmosphere, absorbing and releasing carbon dioxide, Plants and soils release carbon back into the atmosphere through respiration and decomposition, influenced by tillage and crop-residue management Waterways and