News tagged with shrubs
Greater Yellowstone elk suffer worse nutrition and lower birth rates due to wolves
Jul 15, 2009 |
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(PhysOrg.com) -- Wolves have caused elk in the Greater Yellowstone Ecosystem to change their behavior and foraging habits so much so that herds are having fewer calves, mainly due to changes in their nutrition, ...
Decreasing deer damage
May 04, 2009 |
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The nontimber forest products industry has been growing rapidly since the mid-1980s, contributing billions of dollars to the U.S. economy annually. Examples of nontimber forest products (NTFP) include edibles such as fruits ...
Mangroves Save Lives In Storms
Apr 14, 2009 |
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(PhysOrg.com) -- A new study of storm-related deaths from a super cyclone that hit the eastern coast of India in 1999 finds that villages shielded from the storm surge by mangrove forests experienced significantly ...
Coffee cultivation good for diversity in agrarian settlements but not in forests
Biology /
Feb 19, 2009 |
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Coffee shrubs, both in themselves and because they are most often cultivated in the shade of large trees, can have a positive impact on plant and animal diversity in those parts of the landscape that are deforested and dominated ...
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Time-Tunneling for Climate Change Clues
Nov 23, 2009 |
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(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 ...
Biologists save fish after landslide
Nov 20, 2009 |
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(AP) -- A gigantic landslide that buried a highway, uprooted homes and rerouted a river in Washington state's Cascade Range left hundreds of smaller victims: fish.
A biology whodunnit: are rodents helping protect trees from fire?
Nov 12, 2009 |
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Tom Parker has made an unusual find. In California forests and shrubland that burned in 2008, he has spotted Manzanita seedlings sprouting in tight clusters, suggesting that the young shrubs emerged from underground ...
Life's Ancient Island in the Ice
Space & Earth / Earth Sciences
Oct 29, 2009 |
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During the last ice age, massive glaciers covered much of our planet. However, a region of Alaska, Siberia and the Canadian Yukon remained ice-free. This region, known as Beringia, supported unique organisms ...
Snail fossils suggest semiarid eastern Canary Islands were wetter 50,000 years ago
Space & Earth / Earth Sciences
Oct 27, 2009 |
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Fossil land snail shells found in ancient soils on the subtropical eastern Canary Islands show that the Spanish archipelago off the northwest coast of Africa has become progressively drier over the past 50,000 years.
The first neotropical rainforest was home of the Titanoboa
Other Sciences / Archaeology & Fossils
Oct 12, 2009 |
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Smithsonian researchers working in Colombia's Cerrejón coal mine have unearthed the first megafossil evidence of a neotropical rainforest. Titanoboa, the world's biggest snake, lived in this forest ...
Herbivory discovered in a spider
Oct 12, 2009 |
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(PhysOrg.com) -- There are approximately 40,000 species of spiders in the world, all of which have been thought to be strict predators that feed on insects or other animals. Now, scientists have found that ...
Establishing healthy shrubs not the water-consuming task many think, research shows
Sep 24, 2009 |
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(PhysOrg.com) -- Good news for your utility bills and the environment: New University of Florida research shows that landscape shrubs need much less water to establish healthy roots than you might expect.
Woody plants adapted to past climate change more slowly than herbs
Sep 23, 2009 |
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Can we predict which species will be most vulnerable to climate change by studying how they responded in the past? A new study of flowering plants provides a clue. An analysis of more than 5000 plant species ...
Building a base for honeybees
Sep 15, 2009 |
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On a recent muggy morning, Tammy Horn used a smoker to puff aromatic drafts into wooden beehives beneath a locust tree, then carefully removed the top of a hive.
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