Green Podcasts

The New Oxford defines a podcast as "a digital recording of a radio broadcast or similar program, made available on the Internet for downloading to a personal audio player," and I haven't found a better definition.

You can find a number of Christian Aid podcasts archived here, with special focuses on Haiti, Africa and world agriculture.

Greenpeace has archived Clare Short at the Hay Festival speaking on opposition to Trident.

The Soil Association has a few here, on organic farming, youth, their 60th anniversary, and GM.