That means that the area where the floods occurred has become far more populated than it once was. “They have always had these flooding events,” says Ekström. “It’s just that now we have a lot more people and infrastructure in these steep valleys. What 100 years ago maybe would have killed dozens of people now kills hundreds of thousands of people.”

How can Nepal prepare for future climate disasters?

Nepal lacks early warning systems that might have made evacuations easier. Mathias Vuille, professor of atmospheric and environmental sciences at the University at Albany, SUNY, notes that, in Switzerland, a landslide and glacial collapse buried a…

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