City planners need to plant more trees in urban areas, but the benefits go beyond beautifying pavement. Urban areas occupy 4% of the land surface of the planet, says Theodore A. Endreny in a Comment article in Nature Communications. That may strike readers as surprising, given most people’s attention to cities for work, travel and […]
Science is supposed to be self-correcting, we're told. But when towers of belief are built on assumptions later shown to be false, the consequences can be monumental.