Sirius Rising • 2022 • episode "S1E3" • Ancient Apocalypse

51:23

For many people, the Swiss Alps are a natural paradise. But in fact this paradise in man-made. Alpine meadows exist only because farmers have been driving their livestock up into the mountains for centuries. Now the ancient traditions are disappearing and the forest is spreading more and more.

S1E3 • Paradise Preserved • 2019 • Environment

47:47

In a Horizon special, naturalist Sir David Attenborough investigates whether the world is heading for a population crisis.

Horizon • 2009 • Environment

156:08

The film reveals how water underpins every aspect of our existence. In the emptiness of outer space, Earth is alive because of water. Humanity's relationship with this simple molecule is everything and has been both positive and negative. Explore our interdependent relationship with water and the cosmos. Chapter 1: Pulse How did water become the essential force behind all life? Dive in! Chapter 2: Civilizations Travel into the past to see how water created the earliest civilizations. Chapter 3: Crisis How is Earth's changing water cycle – and water for profit - forcing changes across the globe?

2021 • Environment

25:43

It's amazing to think that in the 1900s a mere tenth of the world's population lived and worked in cities. Now it is over half. With soaring populations, how will we keep our cities live-able? And what will the city of tomorrow look like?

4/10 • Catalyst: Season 1 • 2015 • Environment

52:53

Between the blue sky above and the infinite blackness beyond lies a frontier that scientists have only just begun to investigate. In "At the Edge of Space," NOVA takes viewers on a spectacular exploration of the Earth-space boundary that's home to some of nature's most puzzling and alluring phenomena: the shimmering aurora, streaking meteors, and fleeting flashes that shoot upwards from thunderclouds, known as sprites.

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