Environmental Studies

Part of The Four Seasons series, this charming film focuses on the world's favorite season, spring: the season of youth, of lovers, the mating season

Because of their elusive nature, bighorn sheep have been notoriously difficult to film. This program is able to follow them into the remote outback of Utah, Nevada and the Rockies and observe their habits, even though they can spot a man up to five miles away.

In the Arctic tundra a polar bear and her cubs engage in rough and tumble play undisturbed. In the gulf of the St. Lawrence River, baby harp seals are clubbed to death for fashionable furs.

The High Sierras are the last refuge of the California Condor, with less than 100 birds left, they are one off the most threatened birds in the world.

In Arizona, the great, shaggy buffalo are closely observed, once more numerous than any other game animal in the world, their numbers are now greatly diminished.

At Cape May in the New Jersey shore the great hawk migration has started down the Atlantic fly-way.

From the Arctic, a herd of California grey whales is followed as it moves down the Pacific coast, 7,000 miles to breeding lagoons on the coast of Baja, Mexico.

With the advent of autumn in the northern tundra, a Caribou herd begins its 300 mile fall trek led by a wise old female.

In a departure from North America, this film visits the Amazon rain forest - home of monkeys, tapirs and Indians who still use poison darts and blow guns to hunt.

Focuses on two kinds of reptiles--snakes and alligators.

Using a mini-submarine, this film accompanies an underwater expedition to a luxuriant Atlantic reef, teeming with life.

Throughout each year, in the woods and grasslands, grazing animals and their predators are bound together in a constant cycle of life and death.

Every year, twenty million tourists fly into Florida looking for sun and water and an easy living--the very same reasons the ibis, heron and four hundred and seventy one other species make Florida their permanent home.

Describes the life styles and natural habitat of three groups of mountain animals. One is that controversial renegade, the mustang.

This thirteen-part series draws viewers into the excitement of the North American wilderness with true life adventures.

Shows how pesticides and other man-made chemicals which have been found harmful and therefore banned from use in developed countries are still being sold and used in Third World nations.

Focuses on the work of dedicated physicians, scientists and environmentalists who hope to heighten awareness of the ongoing destruction of one of the world's largest medicine chests, the Amazon rainforest.

Examines global warming trends caused by the burning of fossil fuels, reveals the underlying causes of these climactic changes ("the greenhouse effect") and their likely consequences, and outlines measures which could be adopted by world leaders to stave off ecological catastrophe.

This series highlights the urgent need for international cooperation to deal with crucial threats to the world's basic ecosystems.

Filmed in the heart of Brazil's Amazon River Basin, this video focuses on the work of the National Institute of Amazon Research, and shows how encroaching development poses a threat to the region's fragile eco-system.