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Ecological Footprint Network

on this website you can find all the information about different footprints, about ‘overshoot day’ of this year and more. http://www.footprintnetwork.org… read more

Watercone for drinking water

News July 2003 WATERCONE PRODUCES DRINKING WATER Almost half a billion people have a shortage of clean drinking water. Not that it isn’t available, it’s merely salty or polluted. And purification is very expensive and complex. But a new invention… read more