Environmental Health News Editor Peter Dykstra joins Host Steve Curwood to discuss the statistic that less than 50% of our world’s annual grain production is eaten by humans. They then review the innovative microplastic-removing “fishbots” coming out of a research group at Sichuan University and finish up with an anniversary for the Hoover Dam, a massive source of water and hydropower approved for development 93 years ago.

America’s aging prison facilities are largely unprepared for climate impacts and often lack air conditioning, wildfire evacuation plans, and hurricane strategies, and some inmates have died from extreme heat. Journalist Alleen Brown talks with Host Steve Curwood about how U.S. prisons reveal the intersection of mass incarceration, systemic racism, and climate change.

Rising seas and temperatures are exacerbating the perennial problem of increasing salinity on both coastal and inland farmland. Journalist Fred Pearce joins Host Bobby Bascomb to discuss how this is affecting farmers from Vietnam to Bangladesh and talk about potential solutions.

The Mekong River is a vital lifeline for more than 65 million people in Southeast Asia, so when a Thai man named Niwat Roykaew heard about a “rapids-blasting” project on the Mekong that would have detrimental effects on the river's health, he began to mobilize to stop the project. In 2020 the Thai government canceled its part of the project and Niwat Roykaew was awarded the 2022 Goldman Prize for Asia. He joined Host Bobby Bascomb to talk about his work in safeguarding the Mekong River's biodiversity.

In a major 6 to 3 decision with sobering implications for climate policy, the conservative majority of the Supreme Court ruled that the Environmental Protection Agency overstepped its authority when it created guidelines for how utilities generate electricity. Vermont Law School Professor Pat Parenteau joins Host Steve Curwood to discuss how the decision goes against precedent and hampers efforts to tackle climate change.