We lost scientific and environmental icon Paul Ehlich on March 13. We’re honoring his memory by revisiting Dave Gardner’s first interview with Paul, outside his Stanford University office in 2007 for the documentary, GrowthBusters: Hooked on Growth.

In the face of accelerated global warming and increasingly severe consequences of climate disruption, UN projections are outdated and understating the problem, and the U.S. is going to produce and burn fossil fuels like they’re going out of business. Meanwhile Trump wants to be sure Gazans aren’t using condoms to float bombs over the border, and to be sure condoms and other family planning resources are not available the world over.

Stephanie and Dave learn about climate activism with Extinction Rebellion, sharing quirky sustainability life hacks on social media, and the joy of a 58-hour train trip – from Stephanie’s former co-worker and friend, James Comiskey.

Examining news coverage and commentaries about human population passing 8 billion on November 15, we unpack the reasons far too many of us avoid discourse about human overpopulation.

While Elon Musk erroneously claims population collapse is our biggest worry, world population is hitting 8 billion, adding the latest billion faster than any time in history.