EnvironmentArctic tundra is now a source – not a sink – of carbon emissions For millennia, Arctic ecosystems have stored more carbon dioxide than they release, but that has shifted as warming temperatures have boosted wildfires and melted permafrost in the north 51¶¯Âþ
EnvironmentCarbon emissions are now growing faster than before the pandemic Despite talk of a green recovery, global greenhouse gas emissions continued to rise as the world emerged from coronavirus lockdowns 51¶¯Âþ