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Carbon dioxide

Chemical compound
Carbon dioxide is a chemical compound with the chemical formula CO₂. It is made up of molecules that each have one carbon atom covalently double bonded to two oxygen atoms. Wikipedia
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It is a trace gas in Earth's atmosphere at 421 parts per million (ppm), or about 0.04% (as of May 2022) having risen from pre-industrial levels of 280 ppm or ...
Carbon dioxide (CO2) is an important heat-trapping gas, also known as a greenhouse gas, that comes from the extraction and burning of fossil fuels (such as coal ...
Carbon dioxide from scied.ucar.edu
Carbon dioxide is an important greenhouse gas. Less than 1% of Earth's atmosphere is carbon dioxide gas.
Carbon dioxide from www.britannica.com
Carbon dioxide, a colorless gas having a faint sharp odor and a sour taste. It is a greenhouse gas, but it is a minor component of Earth's atmosphere, ...
Carbon dioxide is a natural greenhouse gas, commonly produced by the air we exhale. At higher levels, CO2 affects productivity, sleep and infectious disease ...
Carbon dioxide from pubchem.ncbi.nlm.nih.gov
Carbon dioxide appears as a colorless odorless gas at atmospheric temperatures and pressures. Relatively nontoxic and noncombustible.
Carbon dioxide is a minor part of the air that humans breathe. It is also a byproduct of our body's metabolism and is subsequently exhaled from the lungs.
Carbon dioxide (CO2) comes from both natural sources (including volcanoes, the breath of animals and plant decay) and human sources (primarily the burning ...
Carbon dioxide from www.climate.gov
Carbon dioxide concentrations are rising mostly because of the fossil fuels that people are burning for energy. Fossil fuels like coal and oil contain carbon ...
Carbon dioxide (CO2) is the primary greenhouse gas emitted through human activities. In 2022, CO2 accounted for 80% of all U.S. greenhouse gas emissions from ...