Carbon dioxide sinks Since 1750, continuously increasing anthropogenic CO 2 emissions and land-use change have perturbed the natural carbon cycle. Of the 9.1 Pg C yr −1 (1 Pg C = 1 petagram or ...

What is carbon dioxide and how is it connected to climate change? Carbon dioxide (CO 2) is a colorless, odorless greenhouse gas produced by numerous natural processes and by human activities such as ...

Carbon dioxide (CO 2) comes from both natural sources (including volcanoes, the breath of animals and plant decay) and human sources (primarily the burning of fossils fuels like coal, oil and natural ...

Carbon dioxide (CO 2) is a greenhouse gas. This means that it causes an effect like the glass in a greenhouse, trapping heat and warming up the inside. This effect is important: without the CO 2 that ...

Dead organisms are broken down into smaller pieces by the process of decay. Organisms such as earthworms are involved in this process.

A diagram illustrating a project to add sodium hydroxide to the ocean to test whether ... The faster we do, the better.” ...

Gas exchange allows oxygen to travel into your cells for respiration whilst also removing carbon dioxide, which is a waste substance made by the process of respiration. Respiration is a vital ...

Carbon, a building block of life, is constantly moving through different environmental compartments such as biota, the atmosphere, the ocean, soil and sediment, as part of what is called ‘the global ...