North American Regions: The Rocky Mountains

This 1950s' film looks at the measures to preserve water flow from the Rocky Mountains. With the steady falling of the water table, the exploitation of timber stands and the recession of glaciers, water conservation was an urgent concern of the Alberta and federal governments.

Take an unprecedented visual journey into Planet Water. Water Life captures extraordinary locations and intimate animal behavior never before seen on film. Two years in the making, this groundbreaking series takes viewers on an unprecedented visual journey to aquatic ecosystems on five continents to reveal how water shapes and sculpts the landscape and provides food and refuge for an astonishing array of species. This epic series tells water's story as never before to engage viewers in vital discussions about how water must be conserved and preserved. Learn the impact of climate change, pollution and other factors that are changing the environment and affecting each and every one of us.

A beautifully filmed documentary about the life and work of Ski Patrol at several Montana Ski Resorts and the Search and Rescue teams that respond to winter emergencies in the backcountry.

Masters of stone I is a documentary about rock climbing that takes place in City Of Rocks and American Fork Canyon. It was directed by Eric Perlman in 1991 and produced by Perlman Productions. It is a part of the series Masters of stone (1/6). It features Ron Kauk, Tony Yaniro, Dan Osman, John Bachar, Todd Skinner, Boone Speed and others.

DAN OSMAN Speed Free-Solo / Major Air RON KAUK5.14b Yosemite and Tuolumne CA CHRIS SHARMA5.13d Mickey's Beach and Pinnacles CA ALEX HUBER 5.14d Siurana SPAIN JOHN BACHAR 5.12 Solo Red Rocks NV KATIE BROWN5.13+ Red River Gorge KY JB TRIBOUT AND BOBBI BENSMAN: Rifle CO

Through animation, maps of the same scale and projection are combined to show relationships between natural features of the earth, human use, and social and political features. Projects different kinds of animated maps of the same scale and explains how the maps are used in gaining an understanding of the relationships between the social, political, and natural features of the earth.

Many geneticists and archaeologists have long surmised that human life began in Africa. Dr. Spencer Wells, one of a group of scientists studying the origin of human life, offers evidence and theories to support such a thesis in this PBS special. He claims that Africa was populated by only a few thousand people that some deserted their homeland in a conquest that has resulted in global domination.

Documentary film about the Czechoslovak natural science group's expedition to Iceland in June 1948.

Uses animation, wave tank, live-action photography, and underwater models to show how waves develop, how coastlines are shaped, and to describe the forces that change the sea bottom.