In the last decade the population of Las Vegas has grown from 400,000 to 2,000,000, and they’re quickly draining their only resource for water.
” …the reservoir that supplies 90 per cent of Las Vegas’s water is fast disappearing and desperate attempts to save Sin City are under way … Lake Mead has slowly been drained of four trillion gallons of water and is now well under half full. Mr Barnett predicts it may be a “dead pool” that provides no water by about 2036.”