Ravenous foreign pests threaten national treasures
Foreign pests are eating their way through our national forests, destroying majestic scenery and costing taxpayers millions of dollars.
Ecology
Dec 6, 2010
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Page 7 - News tagged with oak trees
Citizens pitch in to help scientists track spead of sudden oak death
A map plotting the path of destruction that the tree-strangling pathogen known as sudden oak death is taking through the Bay Area shows new infestations in and around neighborhoods throughout the region.
Ecology
Oct 5, 2010
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Calif. utility stumbles on 1.4M years old fossils
(AP) -- A utility company preparing to build a new substation in an arid canyon southeast of Los Angeles has stumbled on a trove of animal fossils dating back 1.4 million years that researchers say will fill in blanks in ...
Paleontology & Fossils
Sep 21, 2010
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Radioactive boars on the rise in Germany
(AP) -- It was a big shot. A big hog. And a big disappointment.
Ecology
Aug 20, 2010
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Geologist investigates canyon carved in just three days in Texas flood
In the summer of 2002, a week of heavy rains in Central Texas caused Canyon Lake -- the reservoir of the Canyon Dam -- to flood over its spillway and down the Guadalupe River Valley in a planned diversion to save the dam ...
Earth Sciences
Jun 20, 2010
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Of microorganisms and man: First large-scale test confirms Darwin's theory of universal common ancestry
More than 150 years ago, Darwin proposed the theory of universal common ancestry (UCA), linking all forms of life by a shared genetic heritage from single-celled microorganisms to humans. Until now, the theory that makes ...
Evolution
May 12, 2010
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New hydrangea cultivars for landscape gardens
Two new compact oakleaf hydrangea cultivars ideal for small gardens have been released by Agricultural Research Service (ARS) scientists.
Ecology
Apr 27, 2010
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Invasive Species on the March: Variable Rates of Spread Set Current Limits to Predictability
(PhysOrg.com) -- Whether for introduced muskrats in Europe or oak trees in the United Kingdom, zebra mussels in United States lakes or agricultural pests around the world, scientists have tried to find new ways of controlling ...
Ecology
Sep 17, 2009
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New Southern California beetle killing oaks
U.S. Forest Service scientists have completed a study on a beetle that was first detected in California in 2004, but has now attacked 67 percent of the oak trees in an area 30 miles east of San Diego.
Ecology
May 1, 2009
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Danger lurks underground for oak seedlings
Scientists trying to understand why oaks are starting to disappear from North American forests may need to look just below the surface to find some answers.
Plants & Animals
Mar 3, 2009
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