https://www.ipcc.ch/reports/ https://www.ipcc.ch/reports/ https://www.ipcc.ch/2021/08/09/ar6-wg1-20210809-pr/ https://www.ipcc.ch/2021/08/09/ar6-wg1-20210809-p

https://www.ipcc.ch/reports/ https://www.ipcc.ch/reports/ https://www.ipcc.ch/2021/08/09/ar6-wg1-20210809-pr/ https://www.ipcc.ch/2021/08/09/ar6-wg1-20210809-pr/ > The report shows that emissions of greenhouse gases from human activities are responsible for approximately 1.1°C of warming since 1850-1900, and finds that averaged over the next 20 years, global temperature is expected to reach or exceed 1.5°C of warming. This assessment is based on improved observational datasets to assess historical warming, as well progress in scientific understanding of the response of the climate system to human-caused greenhouse gas emissions.