of carbon dioxide (CO2), and the resulting change in atmospheric CO2 concentration. This is referred to as the global carbon budget."; or "The maximum...

greenhouse gases in the atmosphere of Earth. The concentration of carbon dioxide (CO2) in the atmosphere reached 427 ppm (0.04%) in 2024. This is an increase of...

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...

emit one short ton of CO2. Individual CO2 budget trading programs in each RGGI state together create a regional market for CO2 allowances. The RGGI states...

Assessment Agency. The following table lists the annual CO2 emissions estimates (in kilotons of CO2 per year) for the year 2023, as well as the change from...

was to study the Martian weather, climate, water and carbon dioxide (CO2) budget, to understand the reservoirs, behavior, and atmospheric role of volatiles...

Commission. The following table lists the annual per capita CO2 emissions estimates (in kilotons of CO2 per year) for the year 2023, as well as the change from...

"Tunable diode laser measurements of hydrothermal/volcanic CO2 and implications for the global CO2 budget". Solid Earth. 5 (2): 1209–1221. Bibcode:2014SolE.....

Carbon capture and storage (CCS) is a process by which carbon dioxide (CO2) from industrial installations is separated before it is released into the...

the greenhouse effect. This contributes to climate change. Carbon dioxide (CO2), from burning fossil fuels such as coal, oil, and natural gas, is the main...

"Tunable diode laser measurements of hydrothermal/volcanic CO2 and implications for the global CO2 budget". Solid Earth. 5 (2): 1209–1221. Bibcode:2014SolE.....

total cumulative emissions within a carbon budget). Even just for limiting global warming to below 2 °C, CO2 emissions should decline by 25% by 2030 and...

dioxide equivalent (CO2e or CO2eq or CO2-e or CO2-eq) can be calculated from the GWP. For any gas, it is the mass of CO2 that would warm the earth as much...

"Tunable diode laser measurements of hydrothermal/volcanic CO2 and implications for the global CO2 budget". Solid Earth. 5 (2): 1209–1221. Bibcode:2014SolE.....

same mass of added carbon dioxide (CO2), which is taken as a reference gas. Therefore, the GWP has a value of 1 for CO2. For other gases it depends on how...

Established in 2001, its projects include global budgets for three dominant greenhouse gases—carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O)—and...

gigatonnes of CO2. This corresponds to around 4 years of current emissions. To stay under 2.0 °C, the carbon budget is 900 gigatonnes of CO2, or 16 years...

raises temperatures. The surface budget fallacy is a common error in thinking.: 413  It involves thinking that an increased CO2 concentration could only cause...

Earth's energy budget (or Earth's energy balance) is the balance between the energy that Earth receives from the Sun and the energy the Earth loses back...

emissions and climate change, that all release of CO2 caused more warming, and that any carbon budget was limited. It rejected that because Germany could...

GHG emissions estimates (in metric tons of CO2 equivalent per year). The data include carbon dioxide (CO2), methane (CH4) and nitrous oxide (N2O) from...

precursor of a greenhouse gas from the atmosphere".: 2249  In the case of non-CO2 greenhouse gases, sinks need not store the gas. Instead they can break it...

     One generation must not be allowed to consume large portions of the CO2 budget while bearing a relatively minor share of the reduction effort if this...

declines in 2020, global CO2 emissions rebounded sharply by 4.8% in 2021, indicating that at the current trajectory, the carbon budget for a ⅔ likelihood for...

Jet airliners contribute to climate change by emitting carbon dioxide (CO2), the best understood greenhouse gas, and, with less scientific understanding...

Protocol?". unfccc.int. Retrieved December 15, 2022. "Overview of RGGI CO2 Budget Trading Program" (PDF). Regional Greenhouse Gas Initiative, Inc. October...

acidification, with atmospheric carbon dioxide (CO2) levels exceeding 422 ppm (as of 2024[update]). CO2 from the atmosphere is absorbed by the oceans....

estimates (in kilotons of CO2 equivalent per year) along with a list of calculated emissions per capita (in metric tons of CO2 equivalent per year). The...

(CO2) concentration. Its formal definition is: "The change in the surface temperature in response to a change in the atmospheric carbon dioxide (CO2)...

scientifically based CO2 budget in the climate protection law, a climate audit office that checks compliance with the CO2 budget, a climate check of existing...