A love affair between tourists and penguins in Patagonia
GlobalPost's Julia Kumari Drapkin traveled to the remote region of Patagonia, on the southern tip of Argentina, to visit with biologists studying the penguin population. The scientists are examining the impact of the 150,000 tourists who visit the penguins. So far, the effects appear to be largely benign.
Posted: January 29, 2010 16:20
Turning algae, wood and waste into biofuels
Along with green revolution trends like natural gas, nuclear power and ethanol fuel blends, people around the world are exploring a host of other “alternative” alternative fuels.
Posted: November 13, 2008 14:59