IPCC lessons from Berlin

摘要

In April in Berlin, governments approved the third of three reports comprising the fifth assessment report (AR5) of the Intergovernmental Panel on Climate Change (IPCC). The report from Working Group 1 (WGI) made clear that human impact on climate change is almost certain. WGII showed that impacts of climate change are evident and poised to worsen. WGIII focused on how to mitigate the emissions that cause global warming (1).