You aren't imagining things, those dog days of summer are getting hotter. Longer, hotter heat waves are becoming the norm, and keeping cool in your backyard is becoming more challenging. Higher temps ...

Cities are living organisms — constantly growing, shifting, and reshaping themselves around the people who inhabit them. But not all parts of a city grow evenly. One of the clearest indicators of ...

Fewer trees shade the poor neighborhoods of U.S. cities, but increasing the urban canopy involves more than just adding trees. The lack of shade is apparent for people waiting in line for unemployment ...