From the video: Meeting Renewable Energy Needs in Southern Africa

From the video: Earth Focus - Envisioning the Future: New Models for Cities and Business

In the spectrum of alternative fuel sources, biofuel made from algae is perhaps the most easily mocked. So when President Obama stood before the University of Miami recently and said he thought algae could provide up to 17 percent of our transport...

This original investigative report by The Ecologist Film Unit and Link TV's Earth Focus -- which is now leading to calls for an overhaul of how the UN does business -- shows the consequences of incentive programs like the Clean Development Mechani...