Water covers 70% of our planet, and it is easy to think that it will always be plentiful. However, freshwater—the stuff we drink, bathe in, irrigate our farm fields with—is incredibly rare. Only 3% of the world's water is fresh water, and two-thirds of that is tucked away in frozen glaciers or otherwise unavailable for our use. read more
Why fresh water shortages will cause the next great global crisis Last week drought in São Paulo was so bad, residents tried drilling through basement floors for groundwater. As reservoirs dry up across the world, a billion people have no access to safe drinking water. read more