Monday, June 25, 2012
The Future of Water: The Slingshot
Dean Kamen
is possibly the world's greatest living inventor. Although he has been
well-known among futurists for years, he rose to wider fame when he
invented the Segway in 2001. His inventions also include the world's
first wheelchair capable of climbing and descending stairs, and the
world's first drug infusion pump which is used to provide diabetics with
insulin on an as-needed basis. Kamen is remarkable because unlike most
inventors, he does not work under the umbrella of a large corporation,
university, or government agency. He is truly a DIY innovator....(more)
Tuesday, June 19, 2012
Africa's Hidden Water Wealth
By ALAN MacDONALD
Published: June 17, 2012
FOR a continent where more than 300 million people lack access to safe drinking water, Africa is sitting on a lot of it.
The journal Environmental Research Letters recently published a set of maps of groundwater resources in Africa, the results of two years of research led by the British Geological Survey and financed by the British Department for International Development. The research showed that in Africa the volume of water naturally stored underground within the cracks and pores of rocks is much larger (possibly 20 times more) than the 8,000 cubic miles of water visible in lakes and rivers...more
Published: June 17, 2012
FOR a continent where more than 300 million people lack access to safe drinking water, Africa is sitting on a lot of it.
The journal Environmental Research Letters recently published a set of maps of groundwater resources in Africa, the results of two years of research led by the British Geological Survey and financed by the British Department for International Development. The research showed that in Africa the volume of water naturally stored underground within the cracks and pores of rocks is much larger (possibly 20 times more) than the 8,000 cubic miles of water visible in lakes and rivers...more
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