At its current growth rate, experts say China's appetite for oil, grain, and paper, will soon outpace global production. Join Ira nad guests in this hour of Science Friday for a look at China's increasing influence on the world's economy and environment. Plus, tackling the problem of HIV/AIDS in China.

We'll also take a look at a new study that links climate change to frog extinction in the Central and South American tropics. We'll explore the connection and find out what it might mean for global biodiversity.

Call in with your questions and comments at 1-800-989-8255 (2-3 Eastern). Teachers, find more information about using Science Friday as a classroom resource in the Kids' Connection.

Guests:
Andrew Blaustein
Director, Graduate Program in Environmental Sciences
Professor of Zoology
Oregon State University
Corvallis, Oregon

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Lester Brown
President, Earth Policy Institute
MacArthur Fellow
Author, "Plan B, 2.0: Rescuing a Planet Under Stress and a Civilization in Trouble"
Washington, DC

Sarah Schlesinger
Research Associate Professor
Laboratory of Cellular Immunology and Physiology
The Rockefeller University
Aaron Diamond AIDS Research Center
New York, New York

Books/Articles Discussed:

"Plan B, 2.0: Rescuing a Planet Under Stress and a Civilization in Trouble," by Lester Brown.WW Norton, 2006.

(find books discussed on previous broadcasts)

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This segment produced by Annette Heist