March 31, 1992

BIRDS AND AIRPORTS – Bird Patrol

Some airports go to great lengths to discourage bird populations.

March 30, 1992

BIRDS AND AIRPORTS

Birds are often attracted to airports, but the results can be disasterous.

March 27, 1992

RURAL CHINA – Waste Not..

A large population and scarce resources have made the appropriate use and re-use of resources second nature in China.

March 26, 1992

BIRD BANDING – How It’s Done

On a New England island, a veteran bird bander demonstrates her expertise.

March 25, 1992

BIRD BANDING – Habitat Destruction

The destruction of tropical forests has caused a decline in many songbirds once common in the United States.

March 24, 1992

BIRD BANDING

Bird banders help compile research that expands our knowledge of birds.

March 23, 1992

CAMEL HERDERS OF SUDAN – Sounds of a Caravan

On the long trail between Egypt and Sudan, the camel’s remarkable adaptation to the desert becomes apparent.

March 20, 1992

CAMEL HERDERS OF SUDAN

Camel drovers follow an ancient path through the desert to take their herds to market.

March 19, 1992

CRANES, SANDHILL

As water projects drain a Midwest river’s resources, the resting places for hundreds of thousands of migrating birds are threatened.

March 18, 1992

HYDROGEN FUEL – Auto Fuel of the Future?

Sooner or later, petroleum shortages will necessitate a switch to new sources of fuel.

March 17, 1992

HYDROGEN FUEL

Could the fuel that powers the space shuttle move cars as well?

March 16, 1992

ECOTOURISM – Butterfly Reserve

Migrating Monarch butterflies have helped save a forest from being logged.

March 13, 1992

ECOTOURISM

Vacations and environmental conservation can sometimes go hand in hand.

March 12, 1992

OILSPILLS – Bioremediation

When a tanker spilled oil in the Gulf of Mexico, scientists tackled the problem with oil-eating bacteria. Were they successful?

March 11, 1992

OILSPILLS – Techniques of Removal

The effectiveness of methods used to clean up oil spills depends on how much, and what type, of oil is spilled.

March 10, 1992

OILSPILLS

As long as we rely on oil, accidents are bound to happen. And the more we use, the more we’re likely to spill.

March 9, 1992

RAINFORESTS AND GLOBAL MANAGEMENT

It’s possible to gather produce from the rainforest, renewably, without harming the ecosystem. However, certain conditions need to be met.

March 6, 1992

RAINFOREST: Extractive Reserves – Conditions for Success

It’s possible to gather produce from the rainforest, renewably, without harming the ecosystem. However, certain conditions need to be met.

March 5, 1992

RAINFOREST – Extractive Reserves

The fate of a rainforest cannot be separated from the lives of the people who harvest its resources.

March 4, 1992

ASBESTOS – When to Remove It

Asbestos is a health hazard if it’s flaking, and fibers are breathed into the lungs. But in good condition, in your house, how dangerous is it?

March 3, 1992

ASBESTOS – Its Uses

Asbestos is a naturally occurring mineral whose superior insulating qualities brought it into wide use, before its carcinogenic effects were known.

March 2, 1992

ASBESTOS

The once commonplace use of asbestos as building insulation has spawned an asbestos removal industry.