To celebrate Earth Day Mountain Lake will be airing nature episodes of Nova, Rare: Creatures of the Photo Ark, and an episode of Audubon. Catch all this and more Sunday, April 22nd, starting at 12:00.

Up First Nova’s Decoding the Weather Machine: Sunday, April 22, 2018, at 12:00 pm

Widespread droughts and wildfires. Withering heat. Extreme rainfall. It is hard not to conclude that something’s up with the weather, and many scientists agree. It’s the result of the weather machine itself—our climate—changing, becoming hotter and more erratic.

Next up we have Audubon: Sunday, April 22, 2018, at 3:00 pm

A new, one-hour documentary film presented by WETA spotlights iconic 19th-century painter and naturalist John James Audubon, who explored the American frontier in search of “the feathered tribes” he loved and studied.

Then, Three Episodes of Rare: Creatures of the Photo Ark: Sunday, April 22, 2018, starting at 4:00

Renowned National Geographic photographer Joel Sartore is a natural-born storyteller. His Photo Ark project is a digital “collection” of the world’s rare and at-risk mammals, fish, amphibians, birds, reptiles and insects, and the focus of RARE—Creatures of the Photo Ark.

Interested in Rare: Creates of the Photo Ark? Click here for more from Mountain Lake PBS.

Lastly, watch the Riveting Documentary about water pollution “What Lies Upstream”

Travel to West Virginia with investigative filmmaker Cullen Hoback in this detective story that uncovers the troubling truth behind a massive chemical spill that left 300,000 people without drinking water for months. Airs Sunday, April 22nd at 11:30 pm.