In today’s Big Story podcast, a recent report found that by 2030 demand for water will outstrip the world’s supply by 40 per cent. In the United States, the Colorado River and other major sources of water are drying up. The number of droughts worldwide is skyrocketing. And Canada has a lot of water that other nations will someday soon not just want but badly need. Does this mean that wars over water are inevitable? Maybe not.