Tag: "rangelands" at biology news

Tipping points

...Experimental Range) will examine tipping points in rangelands and will explore various socio-economic factors contributing to rangeland degradation. Others presenting at the session are Garry Peterson (McGill University), Lance Gunderson (Emory University), and Max Rietkerk (Utrecht University, The Netherland...

CGIAR climate change research

...ples, apricots, and chickpeas. In Syria, degraded rangelands benefited from water harvesting by mechanizing the construction of the traditional microcatchment ridges using a specialized plow. Shrubs' survival rate was increased, and the plants survived prolonged drought. Contact: Richard Thomas, International...

Patchwork strategies may be best for restoring Texas rangelands

...esearch and Extension Centernear Vernon. Texas rangelands have steadily declined in productivity, biodiversi... across a 400-mile north to south gradientof Texas rangelands from Vernon to Barnhart and Uvalde, he said. Fire orroller-chopping is applied to 10 percent of each...

Advances in Forest Threat Assessment: Applications to Forest and Rangeland Management

The Problem North America's forests and rangelands face many environmental threats that often act in concert and with no regard for land ownership and administrative boundaries. As such, they are difficult to identify and anticipate, much less manage or control. The Conference A conference will be ...

Millennium Ecosystem Assessment: Many of 2 billion dryland dwellers at risk as land degrades

...s, and large areas to forage on. The conversion of rangelands to croplands reduced the available pasture and the collection of firewood by many, not necessarily just the pastoralists, reduced range quality. The lesson is that increasing population pressure not accompanied by management practices compatible wit...

Livestock grazing study finds moderate grazing beneficial to Great Basin plant communities

...ooked for differences between grazed and un-grazed rangelands in Nevada. The study, called "Vegetation change a...rior grazing practices. In order to compare grazed rangelands with rangelands that had been un-grazed, 28 exclosure sites--four-acre parcels enclosed by barbed wi...

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(Date:5/20/2013)... new study conducted at the University of Bristol and ... Biology sheds light on how the brain and ... from Bristol,s School of Earth Sciences, together with Tom ... the brains of 150 million year old dinosaurs. , ... dinosaur Dysalotosaurus lettowvorbecki : a very young (juvenile) ...
(Date:5/20/2013)... articles posted online ahead of print 9 ... of geoscience subdisciplines, including minerals exploration, archaeology, planetary ... include Siberia; the Sumatran subduction margin; the Monte ... and the Southeastern U.S. Atlantic Margin. Brief highlights ... tectonics;, 2. The clear fingerprint of ice ages ...
(Date:5/19/2013)... and women of European descent inherit common foot disorders, ... including hammer or claw toe. Findings from the Framingham ... disorders in humansappear in Arthritis Care & Research ... the American College of Rheumatology (ACR). , Previous ... adults have foot disorders which may limit mobility and ...
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