Robin Madel takes us through the uses of the Water Calculator, a new tool that measures not just your water use from the tap, but the water used in growing, processing, and distributing agricultural products, clothing, appliances.. pretty much every thing you use. Jerusha Klemperer explains the Food Water Energy Nexus and the implications of our current food system on dwindling water supplies.
How to cut waste when grocery shopping - The Washington Post washingtonpost.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from washingtonpost.com Daily Mail and Mail on Sunday newspapers.