In this new 2021 high-definition program, learn all about the worsening state of plastic and chemical pollution in the world. What is 1the Great Pacific garbage patch?2 What are the consequences of large companies, like the Montrose Chemical Corporation, dumping toxic chemicals into the ocean? What are the effects of pollution on marine life and humans? What can people do to 1change the tide2 and help marine life thrive? Interviews with conservationists...

In a place where the brown Bar-ba-loots frisk and the Humming-Fish splash around, you will find the Lorax. The Lorax speaks of the trees, which the Once-ler is chopping down as fast as he pleases. Will the Once-ler change his destructive ways and heed the wise warnings of the Lorax?

After local leaders launched a crusade to end the slaughter of Trinidad’s thousand-pound leatherback turtles, the turtles were transformed from shark bait to tourist attraction. Now Trinidad’s beaches support 80 percent of the entire Caribbean’s leatherbacks and nearby villages make a great living catering to the visitors.

This two-parter examines the huge project now restoring the Nisqually River, from its source on Mount Rainier to the estuary in Puget Sound. Led by the Nisqually Indian tribe, the restoration aims to fill the river once again with abundant, magnificent wild salmon.

Lionfish are beautiful, colorful reef fish found throughout the Indian and Pacific oceans — that’s the good news. The bad news is they’re now found all over the Caribbean Sea and the Atlantic coasts of North and South America as well. Alien to those waters, lionfish are the perfect invasive species — aggressive, without predators, prolific breeders and tolerant of a wide range of conditions.

The Sacred Island takes viewers to Zanzibar, off the East African coast, where local villagers fought a resort development in their pristine reefs and lagoons through a combination of activism, education, and regulation.

In the rich fishing grounds of New England and Canada, it seemed as if cod would never run out — until they did. Fishing communities from Newfoundland to Massachusetts fell apart. Widespread closures in the 1990s aimed to let the cod recover, but it’s been a long wait. Carl Safina goes fishing to find some of the first signs that the famous codfish just might, indeed, be coming back.

Saving the ocean is not just another doom-and-gloom TV show; it's about people solving problems. The news is grim: overfishing, pollution, coral reef troubles, and on and on. These problems are spread all over the two-thirds of the globe that is ocean. But a far-flung group of unsung heroes - scientists, conservationists, local communities - are hard at work inventing, advocating, and implementing solutions.

The Citarum river in Indonesia is a source of drinking water for millions of people. But it's become known as the world's most polluted river thanks to the 500 textiles factories on its banks.

A detailed overview of contemporary life in the tiny South Pacific country of Tuvalu, this film documents the earth's first sovereign nation faced with total destruction due to the effects of global warming. With a population of about 11,000 living on a total landmass of only 20 square miles less than Manhattan spread over nine low-lying atolls 600 miles to the north of Fiji, Tuvalu has been inhabited for over four millenia.