News tagged with habitat changes

Climate change models may underestimate extinctions

Predictions of the loss of animal and plant diversity around the world are common under models of future climate change. But a new study shows that because these climate models don't account for species competition ...

Jan 04, 2012
4.8 / 5 (8) 6 | with audio podcast

Biodiversity can promote survival on a warming planet

Whether a species can evolve to survive climate change may depend on the biodiversity of its ecological community, according to a new mathematical model that simulates the effect of climate change on plants ...

Nov 04, 2011
5 / 5 (4) 1 | with audio podcast

Polar bear habitats expected to shrink dramatically

Habitats of polar bears are expected to shrink dramatically over the coming decades, the International Union for Conservation of Nature warned Thursday, urging immediate action to save the Arctic animals.

Oct 20, 2011
5 / 5 (2) 0

Limits for mountain trail use identified

A new study on human impact to wildlife in some of Canada's most popular national parks has identified limits at which trails can be used before ecological disturbance takes place. The study led by University of Calgary Masters ...

Sep 22, 2011
5 / 5 (1) 1

Native groups sue over polar bear critical habitat

(AP) -- Alaska Native groups worried about losing tax revenues and royalties from oil development filed a lawsuit Friday challenging the federal government's designation of critical habitat for threatened polar bears on ...

May 14, 2011
4.4 / 5 (5) 2

Planting trees arrests koala decline, study finds

(PhysOrg.com) -- University of Sydney researchers have gained a rare insight into the habits of koalas, discovering simple tree planting may be the solution to expanding their habitat and allowing their populations ...

May 02, 2011
5 / 5 (1) 2 | with audio podcast