
Greenhouse Gas Equivalencies Calculator | US EPA
Feb 24, 2025 · When you enter energy data, the calculator converts these values into carbon dioxide-equivalent greenhouse gas emissions based on emission factors for energy …
Carbon dioxide - Wikipedia
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. It …
What is Carbon dioxide (CO₂)? - myclimate
Feb 25, 2025 · Carbon dioxide (CO2) is an essential component of our atmosphere and is non-toxic, colourless and odourless in gaseous form under natural conditions. The role of CO2 in …
Climate Change: Atmospheric Carbon Dioxide | NOAA …
Apr 9, 2024 · Each year, human activities release more carbon dioxide into the atmosphere than natural processes can remove, causing the amount of carbon dioxide in the atmosphere to …
Carbon dioxide in Earth's atmosphere - Wikipedia
In Earth's atmosphere, carbon dioxide is a trace gas that plays an integral part in the greenhouse effect, carbon cycle, photosynthesis and oceanic carbon cycle. It is one of three main …
CO₂ and Greenhouse Gas Emissions - Our World in Data
Human emissions of greenhouse gases are the primary driver of climate change today.1. CO2 and other greenhouse gases like methane and nitrous oxide are emitted when we burn fossil …
CO2 vs. CO2e: What is the difference and why does it matter?
May 30, 2023 · Two common terms are carbon dioxide (CO2) and carbon dioxide equivalent (CO2e). Both measure global warming potential, but the latter includes greenhouse gases …
Carbon Dioxide 101 | netl.doe.gov
Carbon dioxide (commonly abbreviated as CO 2) is a clear gas composed of one atom of carbon (C) and two atoms of oxygen (O). Carbon dioxide is one of many molecules where carbon is …
Carbon dioxide | Definition, Formula, Uses, & Facts | Britannica
Jan 21, 2025 · 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, formed in combustion of …
Carbon Dioxide | CO2 | CID 280 - PubChem
Carbon dioxide (CO2) is the primary greenhouse gas emitted through human activities. In 2013, CO2 accounted for about 82% of all U.S. greenhouse gas emissions from human activities.