October 29, 1993

NIGERIA – Spirit of the Waters

Traditional ways and modernization clash over the development of Nigeria’s many waterways.

October 28, 1993

BLUE-FIN TUNA – Endangered

With Japanese consumers willing to pay high prices for Blue-Fin Tuna, new management practices are needed to protect the species.

October 27, 1993

BLUE-FIN TUNA

A history of over-fishing has caused populations of Blue-Fin Tuna to dip to dangerously low levels.

October 26, 1993

HEATING FROM THE GROUND UP

A new technology uses the temperature of the earth underground to heat and cool private homes.

October 25, 1993

TOKYO WILD BIRD PARK

In Tokyo, Japan, wild birds have found a sanctuary in the middle of an industrial park.

October 22, 1993

CORN SOUND – Measuring Moisture

A new technique uses sound to measure the moisture of corn and other grains.

October 21, 1993

CORN SOUND

Scientists have developed a way to measure the quality of corn by monitoring the sound of falling kernels.

October 20, 1993

DRAWING ON NATURE

Designs and forms in nature have influenced architects and engineers for centuries.

October 19, 1993

ARAL SEA

What was once one of the largest inland bodies of water in world is now in the process of drying up.

October 18, 1993

AQUATIC INVADER

An aquatic weed threatens to saturate the waterways of 37 states.

October 15, 1993

SOIL – Nothing Living is Insignificant

In the inner workings of soil, as in most natural systems, all living organisms are important.

October 14, 1993

SOIL – Consider the Millipede

There are thousands of species living in soil, but which are the most important to its make-up?

October 13, 1993

SCHOOL RECYCLING

The children of the Los Angeles Unified School District take recycling seriously.

October 12, 1993

SOIL

Although its importance is rarely acknowledged, soil is one of our most valuable natural resources.

October 11, 1993

CAVES – Climate Research

Scientists are studying deposits inside of caves to determine the history of global climate change.

October 8, 1993

CAVES – A Record of Change

Caves may hold the secret to whether or not the earth is currently experiencing global warming.

October 7, 1993

CAVES

For a few minutes, experience the thrill of being inside a cave.

October 6, 1993

SCANDINAVIAN FORESTS

What can we learn from Scandinavian forest management practices?

October 5, 1993

ETHICS OF SCIENCE

Should scientists collect individual members of a newly discovered endangered species?

October 4, 1993

RIVERKEEPER – A Way of Looking at the World

The Hudson River has a rhythm and temperament all its own.

October 1, 1993

SHORT TAILED ALBATROSS

Equipped with decoys and tape recorded vocalizations, a japanese scientist is trying to relocate a colony of endangered birds in order to save them.