The Cities Issue
All the Biggest Environmental Risks Facing the World’s Biggest Cities
From landslides and extreme heat to insect infestations and airborne diseases, these are the most worrying hazards in urban areas with more than 1 million people.
Last year 48 global cities with a population of more than 1 million reported the climate hazards they faced to the nonprofit CDP, which helps them track their environmental actions and risks and compare themselves with peers.
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