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.

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.

Arts, Culture & Media

Geo answer

For today's Geo Quiz, we asked just how long a flight that would be if the flight plan circled the earth at the equator. The answer is 24,901 miles?or approximately 25,000 miles.

Conflict & Justice

New US bill on climate change

Climate change was on the docket today in Washington. Senators Barbara Boxer and John Kerry introduced a draft climate bill. The World's Jason Margolis examines how this could affect international climate talks.

Environment

Molten metals to green the grid

Living on Earth's Jeff Young visits the lab of a MIT scientist who got support to develop batteries made from molten metals. If it works, it could allow for massive storage of renewable energy for times when there's not enough sun or wind.

Environment

Smart power to the people

The city of Boulder, Colorado has a few smart grid homes already up and running. Host Steve Curwood talks with Kara Mertz, the Local Environmental Action Division Manager for Boulder about her city's smart grid plan.

Environment

Building green with less green

Jeff Young visits an energy-efficient, solar powered house in Maine. Its owner uses technology he calls "state of the shelf," rather than state of the art. The goal is a green house that's as economically affordable as it is environmentally sustainable.

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