As the U.S. Southwest grew warmer from 18,700 to 10,000 years ago, juniper trees vanished from what is now the Mojave Desert, robbing packrats of their favorite food. Now, University of Utah biologists have narrowed the hunt ...
Ecology
Apr 6, 2009
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A study based on extensive remote sensing data indicates that vegetation near the migration routes of elephants in Namibia has decreased. Human habitation and fences as well as artificial obstacles of other kinds affect the ...
Plants & Animals
Jun 27, 2022
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3
Creative management of grazing through the use small fires can draw back herbivores to grazing areas that are avoided by animals.
Ecology
Nov 20, 2017
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3
Sandalwood oil - the 'golden harvest' - is one of the world's most valuable essential oils, but increased demand has caused natural populations of sandalwood trees to diminish over the past century through harvesting, grazing ...
Biotechnology
Sep 19, 2013
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0
(Phys.org) —Although recommended in the Coalition's Direct Action Plan and the Carbon Farming Initiative, offsetting greenhouse gas emissions by increasing carbon storage in Australian agricultural soils is not likely to ...
Environment
Jul 16, 2013
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(Phys.org) —Sheep given supplements of organic selenium above United States government recommendations showed improved growth, weight and immunity, according to new research at Oregon State University.
Plants & Animals
Jun 27, 2013
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As temperatures go up, bison get smaller. Joseph Craine, research assistant professor in the Division of Biology at Kansas State University, examined how climate change during the next 50 years will affect grazing animals ...
Ecology
Jun 20, 2013
2
0
Naturally occurring "keystone" molecules that have powerful behavioral effects on diverse organisms often play large but unrecognized roles in structuring ecosystems, according to a theory proposed in the June issue of BioScience.
Ecology
May 16, 2013
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0
Tiny sea creatures no bigger than a thumbtack are being credited for playing a key role in helping provide healthy habitats for many kinds of seafood, according to a new study by the Virginia Institute of Marine Science and ...
Ecology
Apr 2, 2013
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1
(Phys.org) -- Coral reefs and seashores largely look the way they do because large fish and urchins eat most of the seaweed that might otherwise cover them, but a major new study has found that the greatest impact of all ...
Ecology
May 31, 2012
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