News tagged with habitat changes

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

Earth Day? In Texas, it's for the birds

Team Sapsucker sped away in a minivan moments after midnight on Earth Day, ears perked and binoculars in hand, in a race to identify a US record number of bird species in a 24-hour period.

Apr 22, 2011 not rated yet 0