What’s so bad about wetlands? These mucky, sometimes mosquito-ridden landscapes have a bad reputation, but they offer benefits to their neighborhoods too. Researchers say “accidental” wetlands—pockets of cities that have turned into swamps through flooding and neglect—might be a valuable resource to both the environment and the humans around them.
It’s hard to guess exactly how many accidental wetlands there are, say Monica Palta of Arizona State University and her colleagues. But it’s easy t