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lake in Biological News

Earliest animals lived in a lake environment, research shows

RIVERSIDE, Calif. Evidence for life on Earth stretches back billions of years, with simple single-celled organisms like bacteria dominating the record. When multi-celled animal life appeared on the planet after 3 billion years of single cell organisms, animals diversified rapidly. Conventiona...

Climate change threatens Lake Baikal's unique biota

Siberia's Lake Baikal, the world's largest and most biologically diverse lake, faces the prospect of severe ecological disruption as a result of climate change, according to an analysis by a joint US-Russian team in the May issue of BioScience. The lake is considered a treasure trove for biologist...

Scripps studies offer new picture of Lake Tahoe's earthquake potential

For more than a decade, scientists at Scripps Institution of Oceanography at UC San Diego have been unraveling the history of fault ruptures below the cobalt blue waters of Lake Tahoe one earthquake at a time. Two new studies by the Scripps research team offer a more comprehensive analysis of eart...

Great Basin's Bear Lake reveals records of past climate

Boulder, CO, USA The Geological Society of America presents a new Special Paper, Paleoenvironments of Bear Lake, Utah and Idaho, and Its Catchment . This volume is the culmination of more than a decade of coordinated investigations aimed at a holistic understanding of the long-lived Bear Lake, w...

Final frontier: Mission to explore buried ancient Antarctic lake given green light

An international team of scientists led by the UK has been given the go-ahead to explore one of the planet's last great frontiers - an ancient lake hidden deep beneath Antarctica's ice sheet. Buried under 3 km of ice, the lake the size of Lake Windermere (UK) may have been isolated for hundreds ...

Cataloguing invisible life: Microbe genome emerges from lake sediment

When entrepreneurial geneticist Craig Venter sailed around the world on his yacht sequencing samples of seawater, it was an ambitious project to use genetics to understand invisible ecological communities. But his scientific legacy was disappointing a jumble of mystery DNA fragments belonging to ...

Analysis of Lake Washington microbes shows the power of metagenomic approaches

WALNUT CREEK, CAToday's powerful sequencing machines can rapidly read the genomes of entire communities of microbes, but the challenge is to extract meaningful information from the jumbled reams of data. In a paper appearing in Nature Biotechnology August 17, a collaboration headed by researcher...

Montana State researchers study spread of lake trout in Glacier National Park

BOZEMAN, Mont. -- Natural barriers like waterfalls play an important role in preventing lake trout from spreading through Glacier National Park, so maintaining those barriers should be a priority, Montana State University researchers said after conducting a four-year study in the park. Park wor...

New threat to Lake Victoria?

Two hydroelectricity dams appear to be threatening the health of Lake Victoria and of the people living along its shores who depend on the lake for food. A new study suggests that the dams systematic overuse of water has decreased the lake level by at least two meters between 2000 and 2006 and t...

Exploration of lake hidden beneath Antarctica's ice sheet begins

A four-man science team led by British Antarctic Surveys (BAS) Dr Andy Smith has begun exploring an ancient lake hidden deep beneath Antarcticas ice sheet. The lake the size of Lake Windermere (UK) could yield vital clues to life on Earth, climate change and future sea-level rise. Glaciologis...

Where have all the lake eels gone? Queen's prof asks

KINGSTON, Ont. A Queens University environmental scientist will head a new international study to determine whether American eels the slimy, snake-like fish considered worldwide to be a food delicacy are dying from chemical pollution in Lake Ontario. Biology professor Peter Hodson and his te...

North America's northernmost lake affected by global warming

Quebec City, September 26, 2007Analyses conducted by researchers from Universit Lavals Center for Northern Studies reveal that the continents northernmost lake is affected by climate change. In an article to be published in the September 28 edition of Geophysical Research Letters, the internationa...

Unusual microbial ropes grow slowly in cave lake

Deep inside the Frasassi cave system in Italy and more than 1,600 feet below the Earth's surface, divers found filamentous ropes of microbes growing in the cold water, according to a team of Penn State researchers. "Sulfur caves are a microbiology paradise. Many different types of organisms live...

Mini subs to probe odd structures in BC lake

Hamilton, ON. June 16, 2008 Single person submersibles have been called in to help scientists retrieve samples from a lake in northern British Columbia that may hold vital clues to the history of life on Earth and on other planets. Greg Slater, an environmental geochemist in the Faculty of Sci...

Researchers to study why dead zone returned to Lake Erie

A $2.5 million grant will fund a 5-year study examining why dead zones have returned to Lake Erie, and researchers hope the findings will allow them to detect the cause and stop the spread before the fishery and tourism industries suffer. "This is a very serious problem," said University of Mich...

Great White shark evolution debate involves WSU Lake Campus geology professor

A significant debate is currently underway in the scientific community over the evolution of the Great White shark, and Chuck Ciampaglio, Ph.D., an assistant professor of geology at the Wright State University Lake Campus, is right in the middle of it. The issue is if the Great White, one of the...

AGU journal highlights -- Aug. 6, 2009

...ust storms generate lightning Scientists identify lake shorelines on Mars Land cover changes influence r....1029/2009GL038715 5. Scientists identify lake shorelines on Mars Scientists generally believ...biter, Di Achille et al. report direct evidence of lake strandlines in Mars's Shalbatana Vallis. The sub-m...

Urban water ecology at the ESA annual meeting

...nown about their importance to fish in lakes, where the size and shape of a lake can determine how much its fish rely on shoreline food sources. Tessa Franc... designs that are compatible with both lakeshore development and sustaining lake food webs." Greenroofs can save cities millions of gallons of water H...

August 2009 Geology and GSA Today media highlights

...A. Wittkop et al., Dept. of Chemistry and Geology, Minnesota State University, Mankato, Minnesota 56001, USA. Pages 695-698. Sediments from a small lake in Michigan contain millimeter-sized layers of organic matter and the mineral calcite, deposited in pairs each year for the past 9000 years. The amoun...

Parasitic worms make sex worthwhile

...pyrgus antipodarum , a common freshwater snail, in lake Alexandrina and lake Kaniere on New Zealand's South Island. The two lak...eted in the ducks' spoor, which often lands in the lake and sinks in the shallows or at depth, where snail...

Scientists discover gene mutation responsible for hereditary neuroendocrine tumor

... SALT lake CITY University of Utah researchers and their colleagues have identified the gene that is mutated in a hereditary form of a rare neuroendocrine tumor...

Reading the brain without poking it

... SALT lake CITY, June 29, 2009 Experimental devices that read brain signals have helped paralyzed people use computers and may let amputees control bionic limbs...

Phthalic symbol

... one of the most frequently found in diverse environmental samples including groundwater, river water, drinking water, open ocean water, soil humates, lake sediments and marine sediments, the researchers say. They have now used acclimation and enrichment techniques to ferment adequate quantities of the...

Size did matter

...he soft body intact. These fossils had been collected, investigated and then donated to the Natural History Museum in 2000 by Robin Smith. Now at the lake Biwa Museum, Japan, Smith is a member of the research team. Eight years later, the same specimens were analysed using synchrotron X-ray holotomograph...

Zebra mussels hang on while quagga mussels take over

...m boats or water intake pipes. Peyer collected both mussel species from lake Michigan. In the lab, she subjected the mussels to different water velociti...mussels have permanently changed the ecosystem. Before the mussels invaded, lake Michigan water was mostly cloudy and millions of tiny microorganisms provid...

Seventy-three scientists elected to the American Academy of Microbiology

...ute of Allergy and Infectious Diseases, Bethesda, MD Christine A. Biron, Brown University, Providence, RI David F. Blair, University of Utah, Salt lake City Michael R. Botchan, University of California, Berkeley Gerhard H. Braus, Georg-August-Universitt Gttingen, Germany Margo A. Brinton, Georgi...

Springer Series editor John Smol receives two prestigious biology awards

...nalytical properties. The citation also says his groundbreaking research on lake acidification, climate change, and land use change has permanently altered ...n, climate change, biodiversity, fisheries, contaminant transport and other lake and river management issues, and led to the development of applications for...

Healing wounds with lasers, vehicles that drive themselves, other cutting-edge optics

...xels. This is the resolution achieved by the world's highest-resolution projector, soon to be unveiled by the company Evans & Sutherland (E&S) of Salt lake City, Utah. Most projectors contain two-dimensional arrays of pixels, tic-tac-toe arrangements of tiny microelectromechanical systems (MEMS) device...

Conservationists seek to identify prime stopover sites for migrating birds

...this spring throughout the New York portion of the lake Ontario watershed. A legion of highly skilled v...or migrating birds in the southern coastal zone of lake Ontario. The study specifically focuses on Neotrop...scope of the study extends from the south shore of lake Ontario from east of Niagara frontier to the edge ...

Random picks better than complicated process in gene identification

...Woody and Hale tested the theory on samples from the reproductive organs of lake sturgeon while trying to find the genes responsible for determining fish se...done on models such as mice and Arabidopsis," Hale said. "This species, the lake sturgeon, is a perfect example of a conservation concern." The Great Lak...

Songs raise awareness about aquatic invasive species

...en moving them between bodies of water and not moving bait minnows from one lake to another if water has already been added from the first lake to the minnow bucket, which prevents VHS fish disease (viral hemorrhagic se...

Late motherhood boosts family lifespan

... SALT lake CITY, May 4, 2009 Women who have babies naturally in their 40s or 50s tend to live longer than other women. Now, a new study shows their brothers als...

Rotator cuff tears: Are they all in the family?

...ff disease," said Robert Z. Tashjian, MD, associate professor of orthopaedic surgery, University of Utah School of Medicine Orthopaedic Center in Salt lake City. By using the Utah Population Database combined with the University of Utah Health Sciences Data Warehouse numbers, researchers found an inc...

Geoscientists meet to discuss Rocky Mountain geology

...zation in the Rocky Mountain Region * Topics in this session include kinematics of the Yellowstone Hotspot, and analysis of the 2008-2009 Yellowstone lake Earthquake swarm, as well as seismic hazard and risk mitigation across the Rocky Mountain region. * Geologic Hazards in the Rocky Mountain Region a...

Fossil evidence of missing link in the origin of seals, sea lions, walruses found in Canadian Arctic

...gie Museum of Natural History. Portions of the Puijila darwini specimen were found in 2007 in deposits that accumulated in what was a crater lake in coastal Devon Island, Nunavut, Canada. A subsequent visit in 2008 yielded the basicranium, an important structure for determining taxonomic re...

Poison: It's what's for dinner

... SALT lake CITY As the U.S. Southwest grew warmer from 18,700 to 10,000 years ago, ju...asin woodrats came from the White Rocks area of Tooele County, west of Salt lake City. Eight woodrats from each region were fed diets in which rabbit ch...

Study reveals potential to amass more carbon in eastern North American forests

...on historic carbon levels, the researchers' analysis found that much of the best land for growing trees is the north-central region and along northern lake Michigan. If those lands could be reforested to pre-settlement levels, the scientists estimate they could add 150 teragrams of carbon (150 million met...

Ancient ecosystem thrives millions of years below Antarctic glacier

...r oxygen in a pool of brine trapped below Taylor Glacier and next to frozen lake Bonney in eastern Antarctica, said John Priscu , co-author of the Science...t was trapped at least 1.5 million years ago when Taylor Glacier moved over lake Bonney. Priscu said scientists have known about Blood Falls for more th...

Diet secrets of 'the Royals'

... SALT lake CITY, April 13, 2009 Two weeks after the rains begin, an elephant family named "the Royals" usually switches to a grass diet to bulk up for pregnancy...

Study reveals potential to amass more carbon in eastern North American forests

...on historic carbon levels, the researchers' analysis found that much of the best land for growing trees is the north-central region and along northern lake Michigan. If those lands could be reforested to pre-settlement levels, the scientists estimate they could add 150 teragrams of carbon (150 million met...
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Breaking Biology News(10 mins):Wyss Institute's technology translation engine launches 'Organs-on-Chips' company 2Wyss Institute's technology translation engine launches 'Organs-on-Chips' company 3Nicotine found to inhibit DNA-strand break caused by a certain carcinogen in smoke 2
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Breaking Medicine News(10 mins):Health News:Nurturing Lawns in the Summer Heat: The Grounds Guys® Offers Tips on Caring for Lawns This Summer 2Health News:Quincy Bioscience Launches the Fourth Edition of The Brain Health Guide 2Health News:Healthy School Lunches Get Thumbs Up From Students 2Health News:Shofner Vision Center’s “Operation Military June” Provided Funds For Local Not-For-Profit Organizations Supporting Military And Their Families 2Health News:Shofner Vision Center’s “Operation Military June” Provided Funds For Local Not-For-Profit Organizations Supporting Military And Their Families 3Health News:Doctors Urge Meningitis Shots for Vulnerable Infants, Children 2Health News:Doctors Urge Meningitis Shots for Vulnerable Infants, Children 3
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