Classroom Subjects

Science

Losing Earth

Thirty years ago, we could have saved the planet. The world was ready to act. But we failed to do what was necessary to avoid a catastrophe.

Cold Comfort

Season two of Threshold takes listeners to the homes, hunting grounds, and melting coastlines of Arctic peoples, where climate change isn’t an abstract concept, but a part of daily life.

Nuclear Winter

Cold War scientists once worried that a nuclear war could plunge the world into a deadly ice age. But why, three decades later, does Nuclear Winter still resonate?

Who Cares About Patagonia?

Patagonia, a region shared by Argentina and Chile, is well known for its unparalled panoramic views, unblemished status and remoteness. What will be the impact of a mega-project for dam construction?

Venetian Artisanship and Climate Change

Robert Eric Shoemaker presents a multimedia excavation of the artisans of Venice through the lens of climate change: a conversation between art and science.

India: Damming Sacred Rivers

In the Indian border state of Sikkim, indigenous Himalayan communities charted for hydroelectric dam construction fight to protect their sacred rivers.

The Big Picture: Alberta’s Oil Sands

Alberta’s oil sands region is at the heart of the KeystoneXL pipeline controversy. A project built on aerial photographs from 1,000 feet up brings into sharp focus the project's scale—and stakes.

Lake Tonle Sap: The Endangered Heart of Cambodia

For centuries, the flood pulse of this lake has fed a nation and nurtured incredible biodiversity. With a changing climate and scores of dams planned upstream on the Mekong, can it survive?

Dolphin Slaughter in Peru

A brutal and illegal practice takes place far off the coast of Peru--the secret slaughter of thousands of dolphins for use as bait in the lucrative long-line shark fisheries.

Meet the Journalist: Sam Eaton

Environmental journalist Sam Eaton discusses his deep dive reporting trip along Brazil’s violent “arc of deforestation” to explore the crucial question: Can we save the Amazon, so it can help save us?

Meet the Journalist: Roxanne Scott

In 1960, about 100,000 turkeys in England suddenly died. Could grain contamination be the cause? Roxanne Scott explores how Nigerian farmers are planning to recover from aflatoxin contamination.

Meet the Journalist: Amy Martin

Threshold is a public radio show and podcast tackling one pressing environmental issue each season. The show aims to be a home for nuanced journalism about human relationships with the natural world.

Meet the Journalist: Lizzie Wade

Lizzie Wade traveled to Colombia to document how the country’s peace deal with FARC, a guerrilla group at war with the Colombia state from 1964 to 2016, is opening up new opportunities for field work.

Meet the Journalist: Estacio Valoi

Oxpeckers Investigative Environmental Journalism's Estacio Valoi discusses Kruger's contested borderlands and how he overcame the challenges of reporting in a remote zone by using new media tools.

Meet the Journalist: Kai Schultz

Kai Schultz reports from the Maldives on its transition to democracy, the misappropriation of tourist taxes, safety at resorts, and the growing fear of Islamic radicalization.

Meet the Journalist: Fred Pearce

200 environmental and human rights activists are assassinated each year, according to Global Witness. Fred Pearce investigates the headline-grabbing slayings of three of these activists.