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  1. 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 …

  2. What is Carbon dioxide (CO₂)? - myclimate

    Feb 25, 2025 · What is Carbon dioxide (CO₂)? Carbon dioxide (CO₂) is a colourless and odourless gas that is a natural component of the air and part of the global carbon cycle. It …

  3. Carbon Dioxide (CO₂) Properties & Characteristics: Density, …

    Carbon dioxide, CO2, is a colourless and odorless gas. It is relatively nontoxic and noncombustible, but it is heavier than air and may asphyxiate by the displacement of air.

  4. Carbon dioxide | Definition, Formula, Uses, & Facts | Britannica

    Sep 29, 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 …

  5. What is Carbon Dioxide? How it affects your health & why

    Carbon dioxide is a natural greenhouse gas, commonly produced by the air we exhale. At higher levels, CO2 affects productivity, sleep and infectious disease transmission. Learn more on …

  6. CO₂ emissions - Our World in Data

    CO2 emissions by region This interactive chart shows the breakdown of global CO2 emissions by region. We see that until well into the 20th century, global emissions were dominated by …

  7. Carbon Dioxide - Earth Indicator - NASA Science

    Sep 25, 2025 · Carbon dioxide (CO2) is an important greenhouse gas. Greenhouse gases trap the heat from sunlight, warming the planet. Without any greenhouse gases, Earth would be too …

  8. Compressed Gas Supply | Oklahoma City, OK | City Carbonic LLC

    City Carbonic LLC has been providing the state of Oklahoma with complete supply and service needs for carbon dioxide, breathing air, dry ice, and nitrogen. We have been in the industry …

  9. Home - CO2 Coalition

    Carbon Dioxide (CO 2) is known as a greenhouse gas because it is one of several gases that have a warming effect on the atmosphere. However, its warming power is small compared to …

  10. Earth's CO2 Home Page

    Nov 4, 2024 · CO2.Earth connects the general public with the latest data and information for stabilizing earth's atmosphere, climate and living environments.