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Audio/Video: Environment

Iran expert Karim Sadjadpour discusses with Isham Christopher the growing nuclear situation in Iran and the aftermath... See more
The Blue Heart of Our Planet - National Geographic Explorer-in-Residence Sylvia Earle examines the Earth's lifeblood:... See more
How much do we really know about the food we buy at our local supermarkets and serve to our families? In Food, Inc.,... See more
Public school is our last truly democratic institution. Every child goes to school, and it's the best way to reach and... See more
Three of our most fundamental needs - food, energy, and a sustainable and livable environment - are now in direct... See more
Global Climate presents a serious national security threat that could impact Americans at home, impact US military... See more

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