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Latest Invasive species Stories

2011-04-09 04:18:23

A meta-analysis finds that as plot size increases, threat to biodiversity loss decreases The phrase "invasive plant species" typically evokes negative images such as broad swaths of kudzu smothered trees along the highway or purple loosestrife taking over wetlands and clogging waterways"”and as such, invasive plants are largely viewed as major threats to native biodiversity. However, research has shown both that invasive species may be one of the most important threats to biodiversity...

2011-04-05 00:00:27

Weed scientists representing scientific societies from across the nation are protesting a decision to "Ëœzero out' funding for an Army Corps of Engineers research program that helps to protect our nation's waterways and water supply from invasive weeds. Lawrence, KS (PRWEB) April 4, 2011 Today the Weed Science Society of America(WSSA) announced it has joined nearly a dozen national and regional weed management associations in expressing strong support for continued funding of an...

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2011-03-28 10:33:46

New strategy helps ships screen for unwanted passengers The global economy depends on marine transportation. But in addition to cargo, the world's 50,000-plus commercial ships carry tiny stowaways that can cause huge problems for the environment and economy. A new model created by Smithsonian scientists will facilitate accurate screening of vessels for dangerous species before they unload. The team's findings are published today in the journal Environmental Science & Technology. Ballast...

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2011-03-08 09:32:43

By David Malmquist, Virginia Institute of Marine Science An international team of researchers including professor Emmett Duffy of the Virginia Institute of Marine Science has published a comprehensive new analysis showing that loss of plant biodiversity disrupts the fundamental services that ecosystems provide to humanity. Plant communities"”threatened by development, invasive species, climate change, and other factors"”provide humans with food, help purify water supplies,...

2011-03-03 12:23:14

Simply by eating the leaves of an invasive tree that soaks up river water, an Asian beetle may help to slow down water loss in the Southwestern United States. Two scientists from UC Santa Barbara, working with colleagues from the U.S. Geological Survey and the U.S. Department of Agriculture, have published the first substantive data showing water savings that can result from using Asian beetles for the biological control of tamarisk, an invasive tree of western rivers. The study is now...

2011-03-01 14:50:20

Invasive plant species have long had a reputation as being bad for a new ecosystem when they are introduced. Stan Harpole, assistant professor of ecology, evolution and organismal biology at Iowa State University, is founding organizer of a team of more than 70 researchers working at 65 sites worldwide that tested that assumption. They wanted to know if it is true that problematic invasive species often spread widely in their new habitats because they don't encounter predators or diseases...

2011-02-28 09:30:00

Conservation and fishing groups are calling on the federal government to improve outdated laws and prevent the next invasion WASHINGTON, Feb. 28, 2011 /PRNewswire-USNewswire/ -- Asian carp were allowed into this country under a law governing animal imports that was passed in 1900, and which has remained unchanged, despite a drastically different global trade reality. As two species of Asian carp, bighead and silver, knock at the door of the Great Lakes, conservation and fishing groups are...

2011-02-24 00:00:45

Harmful invasive species that cause a multibillion-dollar annual drain on our nation's economy will be the focus of National Invasive Species Awareness Week -- scheduled for February 28-March 4, 2011 in Washington, D.C. Lawrence, KS (PRWEB) February 23, 2011 A broad coalition of stakeholders will gather next week to spotlight harmful invasive species that cause a multibillion-dollar annual drain on our nation's economy. They will be participating in activities for National Invasive...

2011-02-18 11:14:00

Non-native insects and diseases can spread by traveling on wood packaging and other untreated wood ARLINGTON, Va., Feb. 18, 2011 /PRNewswire-USNewswire/ -- A collaboration of diverse interests aimed at addressing the threat of non-native insects and diseases is urging the United States Department of Agriculture (USDA) to subject wood packaging material from Canada to the same requirements other countries must follow for this material before it can enter the country. Currently, the...

2011-02-14 11:13:00

As yet another invasive animal becomes established, environmental groups call on the federal government to screen the trade of imported animals and prevent the next problem invasion WASHINGTON, Feb. 14, 2011 /PRNewswire-USNewswire/ -- A large, non-native lizard called the black and white tegu has become established in Florida. Like the Burmese python, one of the state's most well-known invasive animals, the lizard is pushing out many of Florida's native animals, including some threatened...


Latest Invasive species Reference Libraries

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2008-04-30 23:09:30

The Pacific Oyster (Crassostrea gigas), is the native oyster of the Pacific coast of Korea, Japan and China. It has been introduced to North America, especially in Puget Sound, Washington, and to the Australian states of Tasmania and South Australia. It is an important commercial harvest in all of these places, as well as New Zealand where the Pacific oyster has replaced the native rock oyster, Crassostrea glomerata, as the main commercial species. The Pacific oyster is an invasive species...

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Word of the Day
cruet
  • A vial or small glass bottle, especially one for holding vinegar, oil, etc.; a caster for liquids.
This word is Middle English in origin, and ultimately comes from the Old French, diminutive of 'crue,' flask.
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