News tagged with grasslands
Researchers find that rare lady beetles prefer traditional diet
(PhysOrg.com) -- Experts from South Dakota State University and the nearby North Central Agricultural Research Laboratory watched helplessly as a colony of rare, captive lady beetles was lost in 2008, then ...
Mar 19, 2010 |
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Study: Grass, fungus combination affects ecology
The popular forage and turf grass called tall fescue covers a vast amount of land in the U.S. -- an area that's estimated to be larger than Virginia and Maryland combined -- and a new study by ecologists at Rice University ...
Mar 15, 2010 |
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Old hay and Alpine ibex horns reveal how grasslands respond to climate change
How do plant ecosystems react to rising concentrations of the greenhouse gas CO2 in the atmosphere over the long term? This fundamental question is becoming increasingly pressing in light of global climate ...
Dec 10, 2009 |
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Destruction spreads 'like a disease'
(PhysOrg.com) -- People have cleared more than a quarter of the world’s forests and half of its grasslands, according to a paper published today in the Proceedings of the Royal Society by researchers from The University of Que ...
Nov 25, 2009 |
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Time-Tunneling for Climate Change Clues
(PhysOrg.com) -- If you look closely at individual plant species' responses in the past, you may find that the largest effects of high carbon dioxide (CO2) levels occurred decades ago, according to Agricultural ...
Nov 23, 2009 |
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Intensive land management leaves Europe without carbon sinks
A new calculation of Europe's greenhouse gas balance shows that emissions of methane and nitrous oxide tip the balance and eliminate Europe's terrestrial sink of greenhouse gases.
Space & Earth / Earth Sciences
Nov 23, 2009 |
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Researchers studying link between climate change and cattle nutritional stress
Kansas State University's Joseph Craine, research assistant professor in the Division of Biology, and KC Olson, associate professor in animal sciences and industry, have teamed up with some other scientists from across the ...
Nov 16, 2009 |
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Nitrogen mysteries in urban grasslands
Urban grasslands are an extremely common, but poorly studied ecosystem type. Many receive high rates of fertilizer, creating concerns about nutrient runoff and greenhouse gas emissions. Recent research has been focused on ...
Oct 13, 2009 |
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In search of wildlife-friendly biofuels
When society jumps on a bandwagon, even for a good cause, there may be unintended consequences. The unintended consequence of crop-based biofuels may be the loss of wildlife habitat, particularly that of ...
Oct 01, 2009 |
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Multiplying like bunnies? Not this jackrabbit
(AP) -- Rabbits are certainly known for their propensity to multiply, but one species of jackrabbit is having trouble keeping up. There are an estimated 150 white-sided jackrabbits left in the United States, and federal ...
Jul 22, 2009 |
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Texas takes steps to halt spread of fungus lethal to bats
Texas officials are considering closing the state's caves out of fear that a deadly fungus associated with the growing number of bat deaths in the Northeastern United States may spread to this part of the country.
Jun 02, 2009 |
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Fertilization intensifies competition for light and endangers plant diversity
When grasslands are fertilized their productivity is increased but their plant diversity is diminished. In the last 50 years levels of plant-available nitrogen and phosphorous have doubled worldwide. This additional supply ...
Apr 30, 2009 |
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Changing climate will lead to devastating loss of phosphorus from soil
Crop growth, drinking water and recreational water sports could all be adversely affected if predicted changes in rainfall patterns over the coming years prove true, according to research published this month in Biology an ...
Apr 15, 2009 |
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Birds in Flint Hills of Kansas, Oklahoma face population decline despite large habitat
The wide-open spaces of the Flint Hills may no longer provide a secure home on the range for several familiar grassland birds, according to research by a Kansas State University ecologist and her colleagues.
Mar 03, 2009 |
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Invasions by alien plants have been mapped in Europe
Biological invasions are one of the major threats to biodiversity and in many cases they have considerable impact on economy and human health. For their effective management it is important to understand which areas and ecosystems ...
Biology /
Jan 22, 2009 |
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