3.3 Impacts of future climate changes
More specific information is now available across a wide range of systems and sectors concerning the nature of future impacts, including some fields not covered in previous assessments. {WGII TS.4, SPM}
The following is a selection of key findings regarding the impacts of climate change on systems, sectors and regions, as well as some findings on vulnerability, for the range of climate changes projected over the 21st century. Unless otherwise stated, the confidence level in the projections is high. Global average temperature increases are given relative to 1980-1999. Additional information on impacts can be found in the WG II report. {WGII SPM}