How to pull the emergency brake on global war...

After decades working in technology across both the US and China, Alvin W. Graylin sees three possible paths for the future of AI: one where tech giants create a class of trillionaires, one where competition escalates into war or one where humanity builds and shares this technolo ...  Show more

When entrepreneur Yi Li cofounded Farmworks, she set out to build 1,000 climate-smart farms across Kenya, complete with dams, irrigation and organic fertilizers. The science was sound, but reality proved more complicated. Learn what she discovered about the missing ingredient beh ...  Show more

Landfills across African cities are catching fire and releasing methane, an invisible greenhouse gas with more short-term warming potential than CO2. Sustainable strategist Mohamed A. Sultan reveals how local communities are turning this crisis into opportunity, diverting hund ...

Climate anxieties—and global temperatures—are on the rise. According to the United Nations, if the planet warms by 1.5 degrees Celsius, we’ll be facing irreversible climate damage. To stop that increase, we need to reach net zero emissions by 2050. Reaching such an ambitious goal ...  Show more

Global warming is very, very expensive: extreme weather, rising sea levels, crop failures, health issues, and industry disruptions all cost money. So, what’s the best way forward? Is the estimated trillion-dollar price tag that comes with transitioning the world to clean energ ...

One of our most popular episodes of 2023 is back, with this encore presentation, just in time for Earth Day! 

Dan Reicher's interest in and advocacy for environmental protection and clean energy began when he was a child and has continued throughout his life.  In additi ...