Hot days cooled by growth in grasslands
Our changing use of the land may have been taking the edge off hot days, scientists say.
Our changing use of the land may have been taking the edge off hot days, scientists say.
Environment
Mar 14, 2013
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(Phys.org) —Ever wonder how the density of flowers in a patch influences the kinds of insects that visit it? Carla Essenberg, a former graduate student in the Department of Biology at the University of California, Riverside, ...
Plants & Animals
Mar 7, 2013
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Dining on field grasses would be ruinous to human teeth, but mammals such as horses, rhinos and gazelles evolved long, strong teeth that are up to the task.
Archaeology
Mar 4, 2013
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A new study documents a loss of 1.3 million acres of grassland over a five-year period in the Western Corn Belt - a rate not seen since the 1920s and 1930s.
Ecology
Feb 21, 2013
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New research published today in Nature suggests farmers and resource managers should not rely on seemingly stable but vulnerable single-crop monocultures. Instead they should encourage more kinds of plants in fields and woods ...
Ecology
Feb 6, 2013
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What came first: the bipedal human ancestor or the grassland encroaching on the forest? A new analysis of the past 12 million years' of vegetation change in the cradle of humanity is challenging long-held beliefs about the ...
Earth Sciences
Jan 31, 2013
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(Phys.org)—A study of closely-related bird species has found that they do not coexist in the same region because they remain too ecologically similar and will out-compete each other, not because of geographical barriers ...
Ecology
Dec 13, 2012
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For much of the year drought has been plaguing American grasslands. But a recent study found that grasses do not appear to be losing the turf war against climate when it comes to surviving with little precipitation.
Environment
Aug 8, 2012
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(Phys.org) -- For the first time scientists at ETH Zurich have examined globally the connection between soil moisture and extreme heat with measured data. Their study shows that precipitation deficits increase the probability ...
Earth Sciences
Jul 17, 2012
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(Phys.org) -- In all the talk about global warming as a result of human created CO2 emissions, it seems other impacts of higher levels of carbon dioxide on the environment tend to get overlooked. One of those impacts, argue ...