Apr. 25, 2008
An increase in the numbers of mountain pine beetles feeding on trees in Canada could turn the carbon-sink forests into greenhouse gas liabilities. We'll talk with a scientist about how a tiny beetle could have a significant impact on the carbon balance in
AVAILABLE IN ITUNES
Michael Pollan Talks Plants and Food
- Ask a Dentist: Facts To Sink Your Teeth Into
An apple a day keeps the doctor away. And, it turns out, the dentist. Did you kn...
- Ask an Astronaut: Don Pettit and Jeff Hoffman on Spaceflight
Two astronauts answer your questions and discuss the many curiosities of living ...
- Ask a Quantum Mechanic
Teleporting data.. time travel.. quantum computers. Sci-fi or science reality? '...
- Ask an Astrophysicist
Nobel Prize-winning astrophysicist Adam Riess takes your questions on dark energ...
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From the Vault
Ira Asks: How Do They Make Eyeglasses?
You deliver your prescription to an optician, and they return with a pair of eyeglass lenses tailored precisely to your personal vision quirks. But how?