If you are a real estate investor, you\u2019ve probably thought about climate change and how it may impact your portfolio. We\u2019ve been warned about rising sea levels, storm surges, more severe hurricanes, and more destructive wildfires, but one future risk that hasn\u2019t gotten as much attention is the risk of a water shortage in areas that don\u2019t get much rain or snow. According to a new risk assessment study by the Blackrock Investment Institute, it\u2019s a financial risk that many investors may not be factoring into their portfolios. \xa0 www.NewsForInvestors.com