Westside Story: A decades-long mega-droughts is likely to hit the U.S. Southwest and Central Plains regions during the second half of this century, if climate change issues go unattended forecasts researchers from NASA, Columbia and Cornell universities. The study findings are published in the journal Science Advances. The new forecast is based on models of continued climate change and considers the lagging pace of many countries in mitigating the output of greenhouse gases. The study findings reveal that there...