Archive for December, 2005

Extinction “Hotspots” Revealed in New Study

Publication: National Geographic News   Date: December 12, 2005   View Article


This moniker of doom is destined for 794 species of animals and trees currently eking out an existence in 595 sites around the world, conservationists warned today.

Creatures in impending danger include whooping cranes on a Texas tidal flat, a type of rabbit on a Mexican volcano, penguins in the Galápagos Islands, and a species of pine tree in Australia.

Old Fridges, Cars Slow Ozone Hole Recovery

Publication: National Geographic News   Date: December 8, 2005   View Article

Running low on sunscreen? Lost your sunglasses? Better buy some more.

The gaping hole in the ozone layer above Antarctica may take 15 years longer to recover than anticipated, scientists warned Tuesday, adding that old refrigerators and cars may be to blame.

Southwest Rodent Boom to Cause Deadly Hantavirus Outbreak?

Publication: National Geographic News   Date: December 6, 2005   View Article

Heavy rains that drenched parts of the southwestern U.S. last winter and spring will likely drive an outbreak of deadly Hantavirus in 2006, according to a biologist who studies rodents that carry the disease.

Hantavirus causes bleeding, kidney failure, and lung infections. People catch the disease after they inhale infected particles of dried rodent dung and urine. About 36 percent of all reported human cases are fatal.

Penguins Slowly Marching Towards Recovery in Argentina, Experts Say

Publication: National Geographic News   Date: December 2, 2005   View Article

It’s almost summertime in the Patagonia region of Argentina, and though the living isn’t easy on its wind-scraped shores, threatened penguin colonies there are stabilizing, according to biologists.

Oily waters, competition for food with commercial fishing fleets, and other factors have been blamed for an estimated 35 percent decline in the population of Magellanic penguins since the 1980s.

© 2008-2010 Collected Writings By John Roach