Carbon dioxide, methane levels surge despite Covid-19 lockdowns - The Mail & Guardian

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Levels of the two most important greenhouse gases in the atmosphere – carbon dioxide and methane – continued to surge last year, despite Covid-19 lockdowns, according to the National Oceanic and Atmospheric Administration.

The economic recession was estimated to have reduced carbon emissions by about 7% during 2020. Without this, the 2020 increase would have been the highest on record, NOAA global monitoring laboratory senior scientist Pieter Tans said in a statement .average has grown by 43.5ppm, an increase of 12%, according to NOAA’s data.

Methane in the atmosphere is generated by many different sources, such as fossil fuel development and use, decay of organic matter in wetlands and as a byproduct of livestock farming. swamp in Sudan. But finding those does not account for the global rise, since they have always been there.”He said ruminants are an important source and the global herd is increasing, but that story is also complicated.

 

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