Month: February 1993
Pulse of the Planet Daily Audio
MALARIA AND COCONUTS
To stop the spread of malaria, scientists are looking at a biological way of controlling its carrier.
February 25, 1993BISON – Hunting
Is hunting the slow-moving bison a justifiable way to manage its population?
February 24, 1993BISON – Roaming Free?
How do you manage a wandering wildlife herd that doesn’t recognize private land?
February 23, 1993EXCHANGING POLLUTANTS
In the Phillipnes, a new exchange system is being successfully developed that helps industries recycle their waste.
February 22, 1993TRAP OXIDIZERS
Thanks to a recent invention, a growing number of buses in New York City are running cleaner.
February 19, 1993CLEAN AIR ACT – Impact On Our Cities
Transportation authorities are looking to technology to keep them in compliance with recent environmental regulations.
February 18, 1993CATERPILLARS – Symbiosis
A small-scale example provides a glimpse of the many symbiotic relationships existing in a rainforest.
February 17, 1993CATERPILLARS – Interspecies Communication
For its own protection, one species of caterpillar produces a call for help.
February 16, 1993ACOUSTIC CENSUS – Analyzing Our Impact
Using sound, scientists are monitoring the effects of humans on whales.
February 15, 1993BOWHEAD WHALES
The Bowhead Whale lives in an underwater jungle of sound.
February 12, 1993ACOUSTIC CENSUS
Using sound, scientists have develped a new way to count Bowhead whales.
February 11, 1993WASTE OIL – Recycling
When recycling used motor oil, there are many options and challenges.
February 10, 1993WASTE OIL
What spills 185 million gallons of oil a year in the US? The answer may surprise you.
February 9, 1993IVORY-BILLED WOODPECKER – Habitat
Old-growth forests in the US are disappearing, and with them, this symbol of American wildlife.
February 8, 1993IVORY-BILLED WOODPECKER
A scientist searches for the near-extinct Ivory-Billed Woodpecker.
February 5, 1993BIOENGINEERING – Little Earth
A former NASA scientist has brought some space-age ideas down to earth.
February 4, 1993NATURAL AIR FILTER
A new filtration system uses houseplants to help purify the air.
February 3, 1993ARTIFICIAL WETLANDS
Manmade marshlands filter water naturally.
February 2, 1993NATIONAL PARKS
Our National Parks are being overburdened with too many visitors.
February 1, 1993NILE, THE
The longest river in the world is being altered by both natural and man-made influences.