April 30, 1993

RATS AND DISEASE

For centuries, rats have been recognized as being carriers of disease.

April 29, 1993

RATS

A rat-trapping expedition provides a new look at these successful urban scavengers.

April 28, 1993

UNITED NATIONS CONFERENCE – The Developing World

Can the rainforests and other natural resources of developing nations be saved without adversely effecting economic development?

April 27, 1993

UNITED NATIONS CONFERENCE

A look at the agenda of the Rio Conference on Environment and Development.

April 26, 1993

ENVIRONMENTALISM IN DEVELOPING NATIONS

In developing nations, battling poverty is the first priority of environmentalism.

April 23, 1993

MILITARY WASTE

The US Air Force has instituted several long-term programs to help clean-up its hazardous waste.

April 22, 1993

SCREENING NATURE

By renting their wilderness to exploration, developing countries can help preserve their environment.

April 21, 1993

INSECTS, CHEMISTRY OF

Understanding the chemical interactions of insects could be beneficial to humans.

April 20, 1993

GEOENGINEERING – Seeding the Ocean

If theories hold true, the ocean may prove to be an ally in reducing the threat of global warming.

April 19, 1993

GLOBAL WARMING – The Northward Migration

Changes in the ranges of birds and other animals may be signs of global warming.

April 16, 1993

GEOENGINEERING – New Ideas

In the future, it may prove necessary to combat the effects of global warming with technology. Do you have any ideas?

April 15, 1993

WALRUS – Mystery of Sound

Just how the walrus makes its unusual sounds is still a mystery.

April 14, 1993

SACRED DEER

A cross-cultural look at the relationship between humans and other animals.

April 13, 1993

GEOENGINEERING – Global Implications

It may one day be possible to use technology to solve global environmental problems. What are the implications of this scenario?

April 12, 1993

GEOENGINEERING

Can we counteract global climate change with technology?

April 9, 1993

WALRUS – Sound Clues

Scientists are monitoring the sounds produced by walruses to learn more about their behavior.

April 8, 1993

LYME’S DISEASE

Are deer to blame for the Lyme’s Disease epidemic?

April 7, 1993

LOUISIANA WETLANDS

One of the largest wetlands areas in the United States is disappearing.

April 6, 1993

GLOBAL WARMING – A Sound Thermometer

An experiment to measure global warming through sound has yielded promising results.

April 5, 1993

BATTERIES – Recycling

Can batteries be recycled?

April 2, 1993

BATTERIES AND LANDFILLS

What happens when you throw out your household batteries?

April 1, 1993

COWS AND NEWSPAPERS

Even cows can help the recycling effort.