Can We Finally Have a Serious Talk About Population?

A view of Sao Paulo, Brazil, one of the world's largest megacities with nearly 20 million people.

Alan Weisman, bestselling author of The World Without Us, tackles the world’s exploding human population in his new book, Countdown.

Podcast: What It’s Like To Spend 55 Days in Space

Marsha Ivins on Space Shuttle Columbia, 1997. NASA

On our new show, Inquiring Minds, astronaut Marsha Ivins talks about her 5 shuttle missions, NASA’s budget, and why the Borg cube makes a good space ship.

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About Climate Desk

The Climate Desk is a journalistic collaboration dedicated to exploring the impact—human, environmental, economic, political—of a changing climate. The partners are The Atlantic, Center for Investigative Reporting, Grist, The Guardian, Huffington Post, Mother Jones, Slate, and Wired.