Tag: "spring" at biology news

From Corn Rootworms To Art, Cornell's Reactor Is At The Core

... radiograph shows details inside the gun, even its spring mechanism, but X-rays could not even penetrate the lead box. "Neutron radiography is a new way of looking at things and has proved to be a very useful non-destructive evaluation tool," said Howard Aderhold, reactor supervisor who designed and built ...

Honeybees In The Wild Nearly Gone In North America

...lly wiped out by an unusually harsh winter, asoggy spring and two blood-sucking mites, an Ohio State Universitybee expert says. "Honeybees in the wild are decimated," said James E.Tew, an associate professor of entomology at Ohio State and honeybeeresearcher with the Ohio Agricultural Research and Developme...

Duke Primate Center Sets October Expedition To Find 'Juliet'

...ls will be transported to the center next May,when spring foliage is available in Durham to feed them. Over the last few years, the husband-and-wife team of Charlie Welch andAndrea Katz have worked to develop the Ivoloina Zoological Park into a combinationlemur breeding facility, zoo, education center and ...

PET Project Helps Reduce Pollution Threat From Heavy Metals

...holds upunder the freeze-thaw cycles of winter and spring and to see howroad salt and other de-icing chemicals affect it. The research is funded by the Ohio Department ofTransportation....

Antarctic Science Season Gears Up With Searches for Meteorites, Neutrinos, and New Life Forms

...to study Antarctica's largest and most predictable spring bloom of phytoplankton in these waters, and its role in the carbon cycle. Two subsequent cruises will track carbon over the season, and investigate how trace metals, especially iron, affect plant production. Deicing Dynamics of Sea Life ...

A Phoenix From A Ring Of Fire Is A Pattern For The Recovery Of Mount St. Helens

...by rain, and covered with detritus. So that by the spring of 1981, Edwards found insects living on the pumice surface around Mount St. Helens. The pumice on Rakata, particularly on the slopes of the blasted volcan, is still deep. "I would rather climb Mount Rainier any day than slog my way up ...

Isle Royale Moose Continue Decline

...on was dealt yet another blow, the late arrival of spring greenup, which resulted in additional moose mortality from starvation. Dr. Rolf Peterson, a wildlife biologist at Michigan Technological University, conducts the annual survey for the National Park Service. Peterson notes that the park's moose popula...

Restoring Farm Land To Natural Wetlands Key To Stemming Flood

...ttle consolation to victims of this year'sround of spring flooding, but some of the lessons learned from the catastrophicflood of the Upper Mississippi River basin in 1993 may finally be sinkingin, according to University of Illinois researcher Daniel Schneider. "After the '93 floods, we saw that there was...

Munching Microbes Make A Meal Out Of Toxic Substances

...r months or years to determine the progress." This spring Nies and his students will begin using bioremediation to clean up two sites, operated by the Indiana Department of Transportation, that have been contaminated by leaking underground gasoline tanks. They will monitor petroleum concentrations, determin...

New understanding of crab populations may not bring fishermen's delight

...ported in the plankton by ocean currents duringthe spring upwelling in the ocean current when winds come from the north. "This model says the population would be constant if it wasn't constantlyperturbed by environmental changes from year to year," Botsford says."It points us toward the environmental influ...

Ozone 'Chat Room' Provides Real-Time Air-Quality Research

...hy air pollutant, moves across the country. Since spring 1996, Rudolf B. Husar, Ph.D., professor of mechanical engineering and director of Washington University's Center for Air Pollution Impact, Trends and Analysis (CAPITA), and Bret A. Schichtel, Ph.D., CAPITA research associate, have been key players in...

Coming Extinction Of One Of UK's Most Minuscule Plants Yields Information On Climate Change

...he west coast of Scotland in recent years and this spring (1997) many of the burns had dried up by the end of June giving many remote houses cause for concern. By studying the plant the researchers will be able to determine if aberrations in weather are becoming part of a longer term pattern. If climate c...

Experts: Public Will Accept Irradiation In Wake Of Meat Recall

...een particularly helpful, Mason explains, was last spring when microbial organisms on strawberries and raspberries -- foods that often aren't cooked D caused an outbreak of food-borne illness. It also might have avoided the Hudson Foods recall of 25 million pounds of red meat, including hamburger patti...

New Mathematical Model Could Help Predict Health Of Offshore Areas Where Rivers Enter The Sea

...servation on the Texas-Louisiana Shelf done in the spring of 1993....

Biodiversity Worth $2.9 Trillion

...- in place of annual grains whose energy-intensive spring and fall tilling exposes soil to wind and water erosion -- could reduce erosion as much as 50 percent, saving $20 billion worth of soil and $9 billion in tractor fuel every year in the U.S., according to the analysis. Genes for perennial cereal grai...

Hurdle In Ulcer Vaccine Development Cleared

... Borén's students, JohanÖgren, spent the spring of 1997 in Berg's lab in St. Louis. He and DangerutaKersulyte, a research associate in molecular microbiology at WashingtonUniversity School of Medicine, inactivated each of the two related genes to seewhich one was critical for adhesion. Only the lo...

Careful Honeybee Breeding Combats Tracheal Mite Pests

... bees at the university had tracheal mites. As of spring 1997,the number had dropped to nearly undetectable levels, without the use ofchemicals. “The problem with treating bee hives with chemicals is that thehoney could become contaminated,” said Susan Cobey, apiarist at OhioState. “T...

Colorado State Biology Professor Says Fatty Acids, Not Shadow, Determine Outcome Of Groundhog Day Feb. 2

...ls of linolenic acid are present." In the spring and summer, hibernating animals like marmots andgroundhogs prepare themselves for the winter by gorging themselves with leafyplants, seeds and nuts that contain varying amounts of these fatty acids. Theseasonal drop to colder temperatures in Septembe...

High Testosterone Level May Lead Male Junco To Stray From Mate

...ains of Virginia. The juncos were caught in early spring just before breeding. They werebanded and a small blood sample was taken in order to later determine paternity.A small plastic tube was inserted under the skin of the males. In 58 ofthe males, the tubes slowly released testosterone over the course of...

Major Wolf Die-Off Recorded On Isle Royale

...d just be an aftershock of the moosedie-off in the spring of '96 when we lost nearly 2,000 animals--almost 8...n. "We plan tolive-capture some of the wolves this spring and take some blood samples to seeif that's the case," said Peterson. Major funding for the ...

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