1 million inhabitants, many of them located in Asia and Africa . Challenges with water supply, in many cases, have existed for decades . Climate change increases these challenges . As more people inhabit urban areas, the number of people vulnerable to heat stress is thus likely to rise, a problem that will be compounded by rising temperatures due to climate change . Compared with rural areas, hot temperature risk is even higher in urban regions .
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report