Environment Forum

Is Earth due for a mass extinction?

March 3, 2011

extinction2_h1It has all the signs of a sick good-news/bad-news tale. The bad news is that Earth may be ripe for a mass extinction, where 75 percent or more of the life on the planet vanishes forever.

Polar bears, sure. But grolar bears?

December 16, 2010

RUSSIA/Most people have seen a polar bear, usually at the local zoo. And most zoo-goers know that wildlife advocates worry about the big white bears’ future as their icy Arctic habitat literally melts away as a result of global climate change. But apparently more than the climate is changing above the Arctic Circle.

So long, sardines? Lake Tanganyika hasn’t been this warm in 1,500 years

May 19, 2010

lake_tanganyika1_hEast Africa’s Lake Tanganyika might be getting too hot for sardines.

The little fish have been an economic and nutritional mainstay for some 10 million people in neighboring Burundi, Tanzania, Zambia and the Democratic Republic of Congo — four of the poorest countries on Earth. They also depend on Lake Tanganyika for drinking water.

Will Obama like his lichen?

April 17, 2009

A scientist at the University of California, Riverside has named a newly discovered lichen after President Obama, a gesture he clearly intends as an honor.

Greenhouse gases: saints, villains or future saviours from an Ice Age?

November 13, 2008

 It’s not often that greenhouse gases spewed out by human activities get praise as potential saviours of the planet in a leading scientific journal — they’re normally viewed as villains for causing global warming.