Yale Environment 360: Rising temperatures driven by climate change have measurably worsened the California drought by increasing evaporation rates and exacerbating the state's lack of rainfall by up to 27 percent, according to a study from Columbia University's Lamont-Doherty Earth Observatory. While natural weather variations are largely thought to have caused the state's precipitation deficit, rising temperatures appear to be intensifying the situation by driving moisture from plants and soil into the air. The new study...