water harvesting
September 8, 2013
While most parts of South Africa cannot be classified as desert, the country as a whole receives annual rainfall that is below the global average and […]
May 31, 2012
Joel Glanzberg is a palaeohydrologist — he studies water use of ancient American Indians in the Southwest. He says the Zuni in New Mexico used sunken […]
May 4, 2011
About 70 percent of the earth is covered with water. But 97 percent of this water is in seas and oceans. This water is saline in […]
June 25, 2010
The United Nations appears to be a notch more concerned about the progressive scarcity of clean water than about global warming. A WATER crisis is threatening […]
March 24, 2010
A WATER-stressed rural community of Mount Ayliff in Transkei has been given some relief with water made from fog. The project, which was made possible by […]