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Tag: "southwestern" at biology news

No relief for Pacific Northwest drought

...gon. Other severe fires are forecast for parts of southwestern Idaho and parts of Montana. Unlike short-term weather forecasts, these projections are ultimately based on long-term, global climate models and a "general vegetation model" created by researchers from the Forest Service and OSU, including the work o...

Innovative collaboration brings Arctic science into the classroom

... Dr. Holmes has also studied desert streams in the southwestern United States, stream/riparian ecosystems in France, and estuaries in Massachusetts. Dr. Holmes earned his Ph.D. from Arizona State University, his M.S. from the University of Michigan, and B.S. from the University of Texas. ...

Study uncovers dirty little secret: Soil emissions are much-bigger-than-expected component of air pollution

...s include the central plains of the United States; southwestern Europe, primarily the Iberian Peninsula; much of India; and the northern plains of Asia, she said. All of those areas are highly agricultural. The new research was published in May in Faraday Discussions, a journal of England's Royal Society of Chem...

Fluoride poisoning in China due to clay, not coal

...lay ?to solve the problem of fluoride poisoning in southwestern China. But Zheng admits this will be very difficult, as any available substitute would be more expensive than clay. Incomes in Guizhou are among the lowest in China. According to official figures, in 2000, nearly 18 million Chinese people, mainly i...

Emerald Spectre haunts Ontario's ash forests

... dieback of ash trees in southeastern Michigan and southwestern Ontario in the summer of 2002. A native of southeast Asia, the insect is capable of rapidly spreading with a little human help. Adult beetles lay eggs under tree bark and the feeding larvae kill trees by disrupting the flow of nutrients in the soft t...

Storing carbon to combat global warming may cause other environmental problems, study suggests

...mprove the environment. One example was an area of southwestern Australia where brackish water rose to the surface to contaminate soils with salt after a heavy water-using eucalyptus forest was replaced by croplands. In this case, reforestation could lower water tables and help leach salt from soils, predicted t...

Primates harvest bee nests in Ugandan reserve

... to visit the Bwindi-Impenetrable National Park in southwestern Uganda, where African honeybees coexist with five or more species of honey-making stingless bees in their native habitat. Chimps in the Park peel and chew the tips of vines and twigs to make honey dipsticks. Roubik notes that indigenous groups in t...

CU, USDA team to curb two invasive, poisonous vines

...in Ukraine and black swallow-wort ( V. nigrum ) in southwestern Europe are kept in check, though, by native natura...nd other colleagues who are working in Ukraine and southwestern Europe to identify the plants' natural enemies. The plants contain strong poisons, which likely lim...

Record bonefish

... avid angler, one caught in the Bahamian flats off southwestern Andros Island in December proved even more satisfying for the researchers who study bonefish migration at Bonefish and Tarpon Unlimited (BTU) and the University of Miami Rosenstiel School of Marine and Atmospheric Science. The fish was a record catch...

40,000-year-old skull shows both modern human and Neandertal traits

...nd in the Peºtera cu Oase (the Cave with Bones) in southwestern Romania with other human samples from the period (the Late Pleistocene). Differences between the skulls suggest complex population dynamics as modern humans dispersed into Europe. The different fragments of the reconstructed cranium ?named Oase 2 ...

Researchers find 6,000-year-old fossil evidence

...all said. Loma Alta and Real Alto, the sites in southwestern Ecuador studied by Pearsall, turned up the oldest starch of domesticated chili peppers, at approximately 6,000 years old. Starch of the peppers in other sites ranged from approximately 5,600 years to 500 years old. Under a microscope, the starch grai...

Lost dogs found more often than lost cats, study suggests

...cat, according to two new studies. In one city in southwestern Ohio , researchers found that 71 percent of lost dogs were found, compared to just 53 percent of lost cats. More than a third of the recovered dogs were found by a call or visit to an animal shelter. More than one in four dogs were found because th...

How trees manage water in arid environments

... Indiana. In semi-arid environments such as the southwestern United States, humidity is so low that water is sc...e were extreme drought conditions in the semi-arid southwestern United States." Brown's measurements showed that in this environment, there is a predominant, dir...

Tundra disappearing at rapid rate

...in the density and altitude of treeline forests in southwestern Yukon over the past 300 years. Using tree rings, t...tant parts of that lifestyle, have declined across southwestern Yukon. As treeline advance, the reflectance of the land surface declines because coniferous trees ab...

Discovery of new cave millipedes casts light on Arizona cave ecology

...tion of numerous caves in northwestern Arizona and southwestern Utah. ...

Microbes at work cleaning up the environment

...lected from the Piquette Mine, a flooded system in southwestern Wisconsin. The team found that organic nitrogen was highly concentrated in all of the zinc-sulfide aggregates, indicating a high protein or polypeptide content relative to inorganic zinc-sulfide minerals. In combination with the other techniques a...

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