Economic experts say water crises would have the most harmful impact on global stability compared to any other type of threat, including wars, infectious diseases, and weapons of mass destruction. That's according to the World Economic Forum's (WEF) Global Risk Assessment for 2015. "In looking at global risks in terms of their potential impact, the nearly 900 experts that took part in the Global Risk Perception Survey rated water crises as the greatest risk facing the world," the forum announced. According to Piet Klop, a senior adviser at Dutch pension fund manager PGGM, water risk "has definitely moved from what used to be an NGO concern to something that is now about ready for prime time and mainstream investor interest." Investors want companies to release more data about their exposure to water risk…