Streams in northern Alaska are turning a cloudy orange, and scientists think the cause is metals like iron leaching from melting permafrost as the Arctic rapidly warms. Jon O’Donnell is an ecologist for the Arctic Inventory and Monitoring Network at the National Park Service and discusses the research and potential consequences of these changes with Host Jenni Doering.

Birds tend not to pay attention to borders between nations, and many routinely migrate between the United States and Mexico each spring and fall without showing any papers whatsoever. But if you happen to live north of that border, you’ll need your passport to go see one incredibly remarkable bird called the Resplendent Quetzal. BirdNote®’s Lucina Melesio has more.

This week, Host Steve Curwood and Living on Earth contributor Peter Dykstra mark 100 years since the passage of the Indian Citizenship Act. Though a step towards equality Native Americans had to wait until 1957 to secure nationwide voting rights. Also, it’s 60 years since the commissioning of the pioneering submersible ALVIN, which went on to discover the unique ecosystems around hot deep-sea vents.

Claudia Sheinbaum, the first woman to be elected President of Mexico, has a background in climate and energy, having co-authored two IPCC climate reports and later implemented clean transportation projects while mayor of Mexico City. Sheinbaum has pledged to boost renewable energy in Mexico but her political links with the current oil-friendly administration could present challenges to reaching green goals. Living on Earth’s Paloma Beltran joins Host Jenni Doering to unpack Sheinbaum’s record and hear how Mexican scientists are responding to her election.

Summer has barely begun in the Northern Hemisphere but extreme heat is already baking Pakistan, where climate disruption is also bringing frequent catastrophic floods. Rafay Alam, an environmental lawyer and member of Pakistan’s Climate Change Council, joins Host Steve Curwood to describe what it’s like to be in Lahore right now, how people are trying to cope and why these climate disasters are compounding Pakistan’s economic and security challenges.