renewable energy

Global Politics

Climate: getting concrete in Beijing

On Tuesday, President Obama and his Chinese counterpart Hu Jintao agreed to cooperate on climate change and other important matters. Anchor Jeb Sharp talks with David Biello, the associate editor for environment and energy at Scientific American magazine.

Arts, Culture & Media

Zero emissions race

You need a pretty big battery to drive an electric car for hundreds of miles a day. That's what participants in the 'Zero Emissions Race' did. The race began last August and ended today in a Swiss city that we want you to name…

Global Politics

Wind energy corruption

Spain's been leading the way when it comes to manufacturing renewable energy sources. Wind turbines installed by one town in Spain have produced riches for residents -- and corruption too. The World's Gerry Hadden reports.

Arts, Culture & Media

Geo answer

Speyside is the answer to our Geo Quiz. Scientists in Scotland say they've created a new bio-fuel made from the by-products of whiskey. Professor Martin Tangeny is at Edinburgh Napier University. He speaks to anchor Katy Clark about his team's creation.

Lifestyle & Belief

Windpower from Scratch

After dropping out of school as a teenager because of poverty and drought William Kamkwamba built a windmill out of discarded materials in his village. Kamkwamba tells anchor Marco Werman how the windmill brought electricity to his tiny village in Malawi.