Tag: "lakes" at biology news
Study shows hope for ridding lakes of clawed invader
...has visited ecological havoc on numerous Wisconsin lakes
- may have finally met its match. Since its intr...the 1950s, the crayfish has spread to thousands of lakes
and streams, clear cutting the underwater forests that are critical fish habitat, evicting the nativ...
Burning wetlands unleash sequestered mercury in wake of climate change
... it will fall back onto soils. Some will fall into lakes
and streams where it could become toxic in food chains. "Our findings show us that climate change is complex and will contribute to the pollution of food chains that are very far away from us, in remote regions of the north." ...
ACS news service Weekly PressPac -- August 16, 2006
...ore likely to be in cooling towers than in rivers, lakes
and ponds. "Such pathogens of amoebae may spread to the environment via aerosols from the cooling towers," the researchers state in a report published online in advance of a special issue on infectious disease, scheduled to be published in the Jan...
Water filtration technique removes dangerous freshwater algae toxins
...ive at removing a toxin secreted by algae found in lakes
and rivers, an Ohio State University study has fou...Ohio State . Microcystis is native to freshwater lakes
and rivers around the country, and secretes toxins that can cause liver damage in animals including ...
UA strengthens commitment to Arctic research
...rcumpolar estimate of methane emissions for arctic lakes
Principal: Syndonia Bret-Harte, Institute of Arctic Biology University of Alaska Southeast/UAF Who: Andrew Whiteley, biology and ecology, University of Montana, Missoula Research field: Neutral and adaptive genetic diversity of sculpin ...
Siberian lakes burp 'time-bomb' greenhouse gas
FAIRBANKS, Alaska--Frozen bubbles in Siberian lakes
are releasing methane, a greenhouse gas, at rates ...sed it to quantify methane emissions from two thaw lakes
in North Siberia. As they walked across the frozen lakes
they mapped locations and types of discret...
Ingredient in Prozac increases risk of extinction for freshwater mussels
...micked those previously found in surface waters of lakes
and streams. They also exposed a similar set of mussels directly to serotonin. Within 48 hours, the mussels in both groups had released their larvae prematurely. "Protecting freshwater mussels and other aquatic life that are susceptible to the uni...
Particle size matters to bacteria ability to immobilize heavy metals
...ment and contaminant metal mobility in our rivers, lakes
and other surface waters, as well as groundwater," said Bose. He will present the research at the 232nd National Meeting of the American Chemical Society on September 10-14 in San Francisco. Using iron oxide nanoparticles (less than 100 nm), whic...
Cassini's Visual and Infrared Mapping Spectrometer detects vast polar ethane cloud on Titan
...ud might be snowing ethane snowflakes into methane lakes
below. The cloud may be the clue needed in solvi...theorized. NASA's Cassini spacecraft radar found lakes
in Titan's north arctic latitudes on a flyby last July 22. However, "We now know that Titan's surfac...
MBL scientists to present results of long-term ecological research at NSF meeting
...etween the hypolimnion and euphotic zone in Arctic lakes
- http://www.lternet.edu/asm/2006/posters/poster.php?poster_id=404 MBL Author(s): Anne Giblin, Senior Scientist Session 4 = Saturday, September 23 7:00 = 11:00 PM(Note: Odd numbered posters will present during the first hour and even-numbered pos...
Boat paint to blame for Norfolk Broads' desolation
...es. In the case of the Yangtze, the linked shallow lakes
are some of the largest in the world and, like the Broads, have experienced problems with plant loss on a large scale." TBT was originally designed for use on the hulls of large ocean-going ships to reduce the build-up of barnacles. Since the 1970s...
Republic of Congo announces two massive protected areas
...se gallery forest, along with a multitude of small lakes
and river valleys. The south and west of the new park supports an intact block of Chaillu forest and the Ougue River basin along which a series of important natural forest clearings are used by forest elephants and other large mammals. Until recen...
Better sludge through metagenomics
...e the nutrient phosphorus, in an effort to protect lakes
and rivers from eutrophication, a deterioration of water quality characterized by excessive algae blooms. Accumulibacter play a vital role in wastewater management, accumulating massive amounts of phosphorus inside their cells. "Engineers and micr...
Scientists use an 'ice lolly' to find polar bacteria in their own backyard
...e to go to extreme environments, such as Antarctic lakes
and glaciers. Bacteria previously isolated from polar climates, and have properties which allow them to survive in extreme cold, have been isolated from soil in temperate environments. Professor Virginia Walker and her colleagues at Queen's Universi...
Bacteria for better ice cream and artificial snow no longer depends on trek to poles
...d to go to extreme environments, such as Antarctic lakes
and glaciers, to find bacteria with properties that allow them to survive at very cold temperatures. Dr. Walker and her colleagues have developed a technique that isolates such bacteria from soil in more temperate environments. The study is highlig...
Texas researchers casting for answers to stop algae problem in Texas lakes
...water and the telltale dead fish in numerous Texas lakes
have puzzled water and fish experts, Roelke said. So far more than 25 lakes
and rivers in five of the state's major river basins have been identified as having golden alga popu...
Ecosystem of vanishing lake yields valuable bacterium
...ing. Soap Lake is one of only 11 known meromictic lakes
in the United States. The water in meromictic lakes
separates into layers of differing mineral concentrations. The upper layer of Soap Lake is a little ...
USGS at Society of Environmental Toxicology and Chemistry
...ents exceeded average concentrations in U.S. urban lakes
and sediment quality guidelines, but were not mark...is representative of what is often found on low pH lakes
in northern Wisconsin, although sample sizes are small. For more information, contact Kevin Kenow a...
ACS News Service Weekly PressPac -- Nov. 8, 2006
...e technology for cleaning up oil spills on oceans, lakes
and other waterways. Victoria Broje and Arturo A. Keller describe construction and field tests of an improved version of the mechanical skimmer, the mainstay device for recovering oil spilled on water. Relatively unchanged for decades, the typical ...
Flu can bide time in icy limbo before re-emerging, BGSU biologist states
...tudy being reported in the virology journal, three lakes
in northeast Siberia were sampled in 2001-02, with...and in the winter, they cut ice samples out of the lakes
with a sterilized saw. The samples were placed in bags and the ice was allowed to melt, after which ...
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