<p>This week's Please Explain continues our series How to Save the World. Glenn Denning, Director, Center on Globalization and Sustainable Development at the Earth Institute at Columbia University, and J. Matthew Roney, Research Associate, Earth Policy Institute, examine the global food supply.</p>

This week's Please Explain continues our series How to Save the World. Glenn Denning, Director, Center on Globalization and Sustainable Development at the Earth Institute at Columbia University, and J. Matthew Roney, Research Associate, Earth Policy Institute, examine the global food supply.

Please Explain: How to Save the World—Food Security

In Please Explain, we set aside time every Friday afternoon to get to the bottom of one complex issue. Ever wonder how New York City's water system works? Or how the US became so polarized politically? We'll back up and review the basic facts and principles of complicated issues across a broad range of topics — history, politics, science, you name it.

Share Please Explain: How to Save the World—Food Security

Sign up to save your podcasts

Please Explain: How to Save the World—Food Security

Please Explain: How to Save the World—Food Security

More shows like Please Explain (The Leonard Lopate Show)

Radiolab

The New Yorker Radio Hour

On the Media

The Brian Lehrer Show

Death, Sex & Money

Science Friday

Spooked

The Anthropocene Reviewed

Dolly Parton's America

Terrestrials

Pfeffer on Power