Earth & Sky
http://www.earthsky.org/category/earth
Earth & Sky is heard by millions of listeners each day on more than 1,000 commercial and public radio affiliates in the United States, on the Sirius and XM Satellite Radio networks, and internationally by Podcast and on dozens of independent stations and networks including American Forces Radio, World Radio Network and Voice of America. NASA sponsors a series of Earth science shows on Earth & Sky. Each 90-second show is based on interviews with NASA scientists and includes links to related Web sites.