carbon cycle

carbon cycle   Dan carbon cycle

But carbon in sedimentary rocks, with an average residence time of 400 million years, participates little in global carbon circulation over shorter times The

Carbon flows between the atmosphere, land, and ocean in a cycle that encompasses nearly all life and sets the thermostat for Earth's climate Overall, the carbon cycle is expected to weaken as a result of climate change, leading to more emissions remaining in the atmosphere and less

สุ่ม จับ ปลา CO2 is added directly to the atmosphere by animals and some other organisms as a by-product of respiration The carbon present in animal wastes The biogeochemical cycle of carbon involves three main processes: photosynthesis, respiration, and decomposition Photosynthesis is the process