Can A Film Of Vegetable Oil Help Alleviate The World's Freshwater Crisis?

Climate change is causing havoc on weather patterns throughout the world. While some areas are getting more than their fair share of snow and rain, others are parched. Though the lack of precipitation is certainly an issue, evaporation of the water collected in the reservoirs is even more so. The US State of Texas estimates that the amount of moisture it loses to this phenomenon annually, could easily sustain the entire city of Austin, for that time period.