Aftermath: Population Zero • 2008

33:28

Graham visits ancient mounds in North America and wonders if they contain astronomical significance — or even warnings of an apocalyptic climate event.

S1E6 • Ancient Apocalypse • 2022 • Environment

58:31

Surviving the bone-chilling cold, deadly blizzards and darkness of an Alaskan winter takes courage, cunning and remarkable endurance. In the raw beauty of windswept mountain peaks, icy tundra and snowbound forests, this is the story of the tough and resourceful characters that face up to the ultimate challenges of this untameable land.

S1E3 • Alaska: Earth's Frozen Kingdom • Environment

54:22

With the plastic industry expanding like never before, and the crisis of ocean pollution growing, FRONTLINE and NPR investigate the fight over the future of plastics.

Frontline • 2020 • Environment

51:00

When you soar above Yellowstone, it's easy to see why it became the world's first national park in 1872. It's a place of staggering beauty and fragile creatures, of stunning granite peaks that pierce the sky and colorful springs that may hold secrets about the origins of life. This aerial voyage takes you over high elevation lakes, snaking canyons, sputtering hot geysers, and snow-covered landscapes. Explore Yellowstone's history of Native Americans, European explorers, and 10 million years of tectonic upheaval.

2018 • Environment

58:18

Dr Helen Czerski delves into the Horizon archive to chart the transformation of a little-known theory into one of the greatest scientific undertakings in history.

Horizon • Environment

4:00

Few places on Earth remain largely untouched and uninhabited by humans, but such spots exist in the middle of the Atlantic Ocean. Welcome to the Mid-Atlantic Ridge, a vast chain of volcanic mountains that have surfaced as tiny, isolated islands thousands of miles from any mainland. These worlds serve as both playgrounds and sanctuaries, where some species struggle and others thrive. Discover the secrets of these little-known oases as we explore eight islands, from the Arctic to the Antarctic.

2016 • Environment