Tag: "threaten" at biology news

Invasive species summit aims to halt Great Lakes-Mississippi River species exchange

...earborn Street, Chicago. WHY: Non-native species threaten native species. More than 160 non-native species now live in the Great Lakes drainage basin, and nearly the same number live in the Mississippi River drainage basin. These two basins are connected by the Chicago Sanitary and Ship Canal and the Cal-Sa...

Africa's richest wildlife region under new threats

...nd a lack of financial support for protected areas threaten the entire region. Researchers have always known that the Albertine Rift--the western portion of the Great Rift Valley--is unrivaled in Africa for its species richness; it served as a refuge for myriad species from many different habitats during the...

Sneak copulations and the demise of the integrity of wild salmon populations

Releases of cultured organisms threaten native biodiversity and the integrity of natural communities. In species such as farm Atlantic salmon (Salmo salar L.) though, it was believed that the threat from the spread of domesticated traits in the wild was reduced by the relatively poor repro...

Summit generates possible solutions to exchange of invasive species in Midwest waterways

...pecies through those waterways. Non-native species threaten native species. More than 160 non-native species n...cal invaders ranging from microbes to mammals that threaten our heritage and our health," said Robyn Thorson, regional director of the U.S. Fish and Wildlife Se...

Even 'non-destructive' fishing can threaten coral reef fish

... industry," say the researchers. The fishery could threaten the Banggai cardinalfish in two ways. First, fishermen move to new sites after depleting the old ones, and depleted populations are unlikely to be replenished because young Banggai cardinalfish apparently do not disperse far. Second, pushing the sea ...

Wildlife markets and disease transmission

...rkets selling wild animals for their meat not only threaten wildlife populations, but also present a grave threat to humans. A recent example of the problem is the suspected link between wildlife markets in China and the outbreak of SARS in humans. Other possible cases include bushmeat and Ebola outbreaks in...

Deer help disperse seeds--including noxious weeds

...seeds came from plants that need no protection and threaten to overwhelm native plants. At the ESA meeting, Vellend will report: "White-tailed deer represent a significant and previously unappreciated vector of seed dispersal across the landscape, likely contributing an important long-distance component to th...

Purdue researchers expose 'Docking Bay' for viral attack

...invader of the E. coli bacterium, which itself can threaten human health. Viruses that attack bacteria, called bacteriophages, are readily studied because a virus that attacks a unicellular host can often be observed and manipulated more easily. "Mesyanzhinov, Arisaka and I discussed the possibility of examin...

Washington University in St. Louis, Monsanto Co., awarded crop protection patent

...ops from devastating viral diseases that currently threaten or harm many important food crops. The inventors are Roger Beachy, Ph.D., president of the Donald Danforth Plant Science Center, and professor in the department of biology in Arts & Sciences at Washington University, and Robert T. Fraley, Ph.D., Mon...

Bracing is less effective in overweight teens with scoliosis

In teenagers, being overweight appears to threaten the success of wearing a back brace, the most commonly prescribed and only proven non-surgical treatment for curvature of the spine, say researchers from the Johns Hopkins Children's Center. In a study of 276 adolescents with the most common form of ...

Salmon farms pose significant threat to salmon fisheries in the Pacific Northwest, researchers find

...report also found that open netpen aquaculture can threaten other organisms by releasing untreated nutrients, chemicals and pharmaceuticals into the marine ecosystem. Such concerns led the government of British Columbia to establish a six-year moratorium on salmon farming in 1996. Strict regulations for waste...

Not batty conservation

...diversity from the deluge of human activities that threaten life on earth is more difficult and requires a global network of reserves that includes all species. In the most recent issue of Ecology Letters, scientists at the National Center for Ecological Analysis and Synthesis, and Texas Tech University analy...

University of Pittsburgh named cooperative research center for muscular dystrophy

...p strategies to treat these terrible diseases that threaten children's lives and make their lives miserable," said Joseph C. Glorioso III, Ph.D., chairman of the department of molecular genetics and biochemistry and director of the Molecular Medicine Institute at the University of Pittsburgh School of Medicin...

New medicines at risk from biodiversity loss

... hub of the world's ornamental shell trade. People threaten 97% of Philippine coral reefs and extinctions are inevitable if impacts are not alleviated soon. Habitat loss and escalating, uncontrolled exploitation make a lethal combination that today threatens with extinction cone snails and many other species ...

Liberia announces protection of 155,000-acres of forest

... habitat fragmentation and degradation continue to threaten much of the remainder of Liberia's unprotected forests. The forest reform process took a major step forward in mid-October, when more than 200 Liberian foresters gathered at a workshop led by CI and the Society for Liberian Foresters. Workshop parti...

Mantis shrimp fluoresce to enhance signaling in the dim ocean depths

...luorescent markings mantis shrimp use to signal or threaten one another. The shrimps' characteristic spots are easy to see in shallow water but only dimly visible 40 meters (131 feet) down, so on the ocean floor the crustacean's spots fluoresce yellow-green to enhance their prominence in the dim blue light. T...

Over land, sea and air, users give MERIS high marks

...pecific phenomenon: fish-killing algae blooms that threaten Chile's successful aquaculture industry. "My interest is not only scientific research but also to focus this work on a direct application," said Rodrguez-Benito. "MERIS works better for the purpose of detecting algae blooms than comparable ocean col...

Helping carnivores and people co-exist

When wolves and other large carnivores threaten people and livestock, wildlife managers often resort to killing them. But now there's hope for a non-lethal solution to controlling carnivores. New research shows that movement-activated guards with strobe lights and sound recordings can help keep wo...

History of frog deformities suggests emerging disease

...e malformations, coupled with other factors, could threaten entire populations of amphibians. Keeping amphibians in lakes, ponds and other wetland environments is important for a number of reasons, explains Johnson. These organisms are integral to the food web - they gobble up a large number of insects and a...

St. Jude ranked among top 500 supercomputer centers

...r from some of the same catastrophic diseases that threaten children around the world," Naeve said. "In that sense, although this is a St. Jude resource, it will produce knowledge that will be a resource for the entire world." "Our goal is to help St. Jude use information technology to quicken the pace of c...

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