It's Wednesday, September 17th, and you're listening to a special Wednesday edition of Inquiring Minds.

I'm Chris Mooney.

And I'm Indrae Viscontas.

Each week, we bring you a new in-depth exploration of the space where science, politics, and society collide.

We endeavor to find out what's true, what's left to discover, and why it all matters.

You can find us online at motherjones.com

slash inquiring minds on Twitter at inquiring show on Facebook at slash inquiring minds podcast.

And you could subscribe to the show on iTunes, Stitcher, or any other podcasting app.

We have a new sponsor this week, Squarespace.

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own professional website, portfolio, and online store.

For a free trial with no credit card required and 10% off your first purchase,

visit Squarespace.com and enter offer code M-I-N-D-S at checkout. Again, that's M-I-N-D-S. If you can read,

that's Mines. A Better Web starts with your website. Today's episode is also sponsored by the

great courses who bring the world's greatest professors to your website. Today's episode is also sponsored by The Great Courses, who bring

the world's greatest professors to your fingertips. For limited time only, they are offering

our listeners 80% off the original price of one of its courses, understanding the mysteries

of human behavior by Professor Mark Leary. To find out more, go to the greatcourses.com slash

inquiring minds. Once again, that's the greatcourses.com slash inquiring minds. Once again, that's the greatcourses.com

slash inquiring minds. So we said this was a special episode of inquiring minds. Let me just tell you why.

Our reporter, our climate desk reporter, Tim McDonnell is in New York City and he is there on the occasion of the People's Climate March, and this week,

also in New York, was none other than former vice president Al Gore. He was there because his

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