A special episode on American bison. While big herds are coming back from near extinction a century ago, restoring these iconic animals is a complex and ongoing challenge. For the Crow Indians, the buffalo was far more than a source of food and
clothing, and it still plays a key spiritual role in their culture. How are bison herds and tallgrass prairie conservation linked together? Ranchers and restaurants create a market demand for bison that could guarantee their survival for future generations.
Linguists learn more about hand signing from newly discovered old films showing the use of intertribal sign language.
Crow Tribe & Bison
Indian Hand Talk
Bison Restoration
Ted Turner’s Bison
Facing spreading development, how can wildlife habitat be saved in Montana? In Kansas, researchers develop revolutionary ideas for growing perennial food crops that slow the degradation of cropland and offer greater food security in the face of everharsher climates. Is the Colorado National Monument the right place for a Tour de France style bike race? Counting tree rings, scientists solve history’s mysteries and predict our future. Just a few minutes from downtown Washington, D.C., a wildlife preserve is an oasis for hikers, bird watchers and anyone who needs a natural retreat.
Montana’s Wild Legacy
The Land Institute
Lord of the Tree Rings
Dyke Marsh
Friends of Dyke Marsh
Dyke Marsh Wildlife Preserve: An Injured Jewel
Paddling and protecting the spectacular Cascadia Marine Trail along Washington’s coastline. Robotic underwater gliders investigate mysterious “dead zones” off the Pacific coast. Young students in Oregon learn how destructive crayfish were transported across the Rockies for science experiments in their own school! A landfill gets a second career as a solar power station. Powerful grizzly bears test new designs for bear-proof trash cans.
Grizzly Garbage Can Cracker
Cascadia Marine Trail
Oregon State Underwater Research
Deadzones
Rusty Crayfish
Hickory Ridge Landfill
Metro Atlanta Landfill
Teens from big cities join a new program to recruit them for careers in the National Park Service. In an emergency effort like Noah’s Ark, researchers rescue endangered frogs, toads and salamanders from a deadly fungal disease. Are there too many snowmobiles in Yellowstone National Park? Saltwater fishermen in Georgia offer quick lessons on protecting habitats needed by the most popular fish species.
Amphibian Deaths
Captive Assurance Program
Georgia Anglers
Yellowstone Snowmobiles
