Carbon dioxide in Earth's atmosphere

In the atmosphere of Earth, 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 greenhouse gases in the atmosphere of Earth. In 2026, the concentration of carbon dioxide in the atmosphere reached 432 ppm or 0.

0432%, representing a mass of 3380 gigatonnes.
This is an increase of 54% since the start of the Industrial Revolution, up from 280 ppm during the 10,000 years prior to the mid-18th century.
The increase is due to human activity.

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Source: Wikipedia · Image: Wikimedia Commons · CC BY-SA 4.0

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