Arctic climate change and its impacts -- Rising Arctic temperatures -- Declining sea ice: a key climate change indicator -- Melting Arctic glaciers and global sea level rise -- Arctic changes impact global climate -- Climate impacts on animals and their habitats -- Climat impacts on indigenous people -- Coastal erosion and thawing permafrost -- Thawing permafrost -- Shifting vegetation zones -- Increasing fires and insect outbreaks -- Impacts of opening sea routs -- Impacts on human health -- Global climate change -- Why does the Arctic warm faster than lower latitudes -- Concluding thoughts. A summary of the Arctic Climate Impact Assessment (ACIA), a comprehensive examination of climatic changes in the Arctic Region and what they may portend globally. The ACIA is based on five climate models, findings from hundreds of Arctic researchers worldwide, and perspectives of Arctic Indigenous Peoples.