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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?

To: Tenchusatsu who wrote (1424546)	11/8/2023 6:47:18 PM
From: Eric	Respond to of 1578494

Carbon dioxide in Earth's atmosphere 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 several greenhouse gases in the atmosphere of Earth. The current global average concentration of CO2 in the atmosphere is 421 ppm as of May 2022 (0.04%). [3] This is an increase of 50% since the start of the Industrial Revolution, up from 280 ppm during the 10,000 years prior to the mid-18th century. [4] [3] [5] The increase is due to human activity. [6] Burning fossil fuels is the main cause of these increased CO2 concentrations and also the main cause of climate change. [7] Other large anthropogenic sources include cement production, deforestation, and biomass burning.... en.wikipedia.org