National Geographic February 1990

Athapaskans Along the Yukon
Monterey Bay, a spectacular crescent in the central California coast, conceals a submarine chasm as vast as the Grand Canyon. Here an upwelling of cool, nutrient- rich water sustains great kelp forests and marine creatures from anemones to sea otters. R;
Chestnuts- -Making a Comeback? { Chestnuts- -Back From the Brink}
Victim of blight, the American chestnut tree has all but vanished from the eastern forests of the United States since 1900. M. Ford Cochran and photographer Gary Braasch chronicle the efforts to save trees that remain and to breed new restraint strains.
Between Monterey Tides
In dark caves of Thailand, generations of men have risked their lives to obtain a prized commodity – – edible bird’s nests, essential ingredients of a traditional Chinese soup. Eric Valli and Diane Summers photograph the Thai in their precarious pursuit
A Soviet Sea Lies Dying { The Aral: A Soviet Sea Lies Dying}
Their ancestors crossed the Bering land bridge to occupy Alaska’s interior – – fishing, trapping, and hunting game there for thousands of years. Now, Athapaskans find their traditional life- style increasingly challenged by the snowmobile, the oil rig,
Common Ground, Different Dreams: The U. S. -Canada Border { Common Ground, Different Dreams}
Geography has made us neighbors; history has made us friends, said President John F. Kennedy. Now the U. S. -Canada Free Trade Agreement has made both nations pay more attention across the world’s longest undefended border. Priit J. Vesilind and photog;