Topic: Ecosystem

Close to the land

April 15, 2011
Close to the land

Geography Professor Kelley Crews spent 18 months in the Okavonga Delta region of Botswana to help assess the changes to a delicate ecosystem and its people.

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Some species threatened by climate change could be moved to new ecosystems, says biologist

April 5, 2010

Camille Parmesan's new, big idea in conservation biology--the "assisted colonization" of species threatened by climate change--is a product, in roughly equal parts, of cynicism, experience and hope.

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A rare desert spring ecosystem considered one of Mexico's 13 natural wonders is threatened

Feb. 23, 2009

Troubled Waters: Sprawling across a cactus-studded valley in Mexico's Chihuahuan Desert is a place like no other on the planet. It's called Cuatrocienegas, and it is a crunchy expanse of land isolated in a basin ringed by mountains like salt on the rim of a margarita glass. The seemingly dry, desert area, however, is best known for its life-giving waters--pools, wetlands and rivers filled to the brim with an amazing assortment of unique species.

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Pollination Habits of Endangered Texas Rice Revealed to Help Its Preservation

July 15, 2008

A type of wild rice that only grows in a small stretch of the San Marcos River is likely so rare because it plays the sexual reproduction game poorly, a study led by the Lady Bird Johnson Wildflower Center at The University of Texas at Austin has revealed.

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