The amount of carbon dioxide in the atmosphere reached a 3 million-year high in 2020

The findings add to a sense of urgency ahead of the COP26 climate talks, which begin in Glasgow, Scotland on Sunday. There are expectations for some G20 nations that have not increased their ambitions since Paris to do so ahead of COP26.
Read more: https://www.cnn.com/2021/10/25/world/emissions-climate-greenhouse-gas-bulletin-wmo-intl/index.html?source=Snapzu