In tropical cities, urban heat islands (UHIs) exacerbate an already challenging hot-humid heat burden for residents. UHIs are formed by urban artificial surfaces like concrete and asphalt that retain heat by day and slowly release it at night, never giving cities a chance to cool.
Nearly 75 per cent of migrants in Dhaka, the capital of Bangladesh, reported being negatively affected by rising temperatures, while 100 per cent reported being affected by extreme weather events.
A group of advocates is seeking to transform False Creek, a tidal inlet in Vancouver, Canada, from a polluted city inlet into a place where nature thrives and people can safely swim in the water.