The Earth's grasslands and savannas are experiencing a major transformation as woody plants, such as trees and shrubs, have begun to dominate arid lands around the globe. While ecologists document this dramatic change in ...
Environment
Jun 22, 2012
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In a paper published in PLoS ONE, scientists at the University of Illinois released their findings on what microscopy techniques are needed to identify the shape and texture of pollen grains. Understanding pollen morphology ...
Plants & Animals
Jun 12, 2012
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(Phys.org) -- NASA's Aqua satellite passed over the High Park Fire in Colorado on June 10, 2012 at 2030 UTC (4:30 p.m. EDT) and captured this visible image of the thick pall of smoke blowing east, just north of Fort Collins.
Earth Sciences
Jun 12, 2012
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New guidelines on how to save some of Europe's most threatened butterfly species have been published by a team of scientists co-ordinated by Butterfly Conservation Europe. The report covers 29 threatened species listed on ...
Ecology
Mar 28, 2012
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As the desert Southwest becomes hotter and drier, semi-arid grasslands are slowly being replaced by a landscape dominated by mesquite trees, such as Prosopis velutina, and other woody shrubs, a team of University of Arizona ...
Ecology
Mar 18, 2012
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U.S. Forest Service research and funding have led to the development of a free software application that will help people identify and control destructive invasive plants in Southern forests and grasslands.
Ecology
Feb 22, 2012
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The need to conserve water played a vital role in driving plants to evolve a specialised form of photosynthesis, scientists have shown.
Evolution
Feb 3, 2012
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While residents of the United States and much of Europe think of locust plagues as biblical references, locust swarms still have devastating effects on agriculture today, especially in developing countries in Asia and Africa.
Ecology
Jan 26, 2012
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A large metallic ball fell out of the sky on a remote grassland in Namibia, prompting baffled authorities to contact NASA and the European space agency.
Space Exploration
Dec 22, 2011
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Intensive agriculture practices developed during the past century have helped improve food security for many people but have also added to nitrate pollution in surface and groundwaters. New research has looked at water quality ...
Environment
Dec 19, 2011
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