BBCNEWS BBC News October 31, 2021 12:00:00
And extreme events more frequent and more severe. some recent extremes such as heatwaves in the last ten years would have been extremely unlikely to occur without human influence on the climate system. global warming of 1.5 degrees to 2 will be exceeded during this century unless immediate, rapid and large—scale reductions in greenhouse gas emissions especially of carbon dioxide and methane occur in the nearfuture. we also bring a wealth of understanding about climate change at the regional level which is critically relevant for shaping policies. i encourage everyone to seize the moment, sei...