Navigation Links

Tag: "dams" at biology news

South America's vast pantanal wetland may become next everglades, UNU experts warn

...nges, such as altering the flood pulse by building dams or changing water quality by increasing the sediment load in rivers." "As economic development proceeded rapidly however, new stakeholders emerged along with the industrialization such as agriculture, modern cattle ranching, transport industry, hydr...

Proposal would allow wild animals to roam North America

... by 80 to 90 percent. With fewer beavers to create dams that raise water tables, fewer wetlands developed to support willows. Today, there are 60 percent fewer willows in parts of Colorado where beavers have declined. Similarly, after major predators became extinct in Montana and Wyoming, the number of m...

Wolves' top-down effect

Willow trees, riparian willow warblers and beaver dams once were bountiful in an area near the town of Banff, Alberta, Canada. But once wolves left this area, elk grew more plentiful, browsing heavily on young willows. Today, there is little trace of beavers, and sparrows have replaced the warblers in wh...

Contaminants linked to sturgeon decline in Columbia river

...the bottom-dwelling white sturgeon rarely navigate dams successfully making it difficult for them to expan...d some of the fish living in reservoirs behind the dams had concentrations of chemicals up to 20 times higher than the fish below Bonneville. The contaminat...

Iraq's marshes show progress toward recovery

...ding--local farmers had begun blowing up dikes and dams after the collapse of the Hussein regime in April 2003--and noted some reestablishment of native plants. Subsequent monitoring, done in collaboration with Iraqi scientists, estimated overall ecosystem health. Richardson and Hussain report that 39 per...

Beaver dams create healthy downstream ecosystems

...esearchers have found that ponds created by beaver dams raised downstream groundwater levels in the Colora...do River. They noted that water diverted by beaver dams is forced out of the natural stream channel and spreads across and down the valley for hundreds of m...

Virus may control Australia's

...e flooding in the 1970s the fish escaped from farm dams and took over the waterways. They can tolerate a wide range of water temperatures, salinity and pH levels. Carp can also survive and breed in polluted, poorly oxygenated water. "The fish grow to up to 20 kilograms or more in weight and each female c...

1

Other Tags
(Date:4/18/2014)... pills in Peru found that 28 percent of ... or falsified. Many pills released the active ingredient ... One batch had no active ingredient at all. ... at the Georgia Institute of Technology developed a ... suspected counterfeit drugs and then characterize their chemical ...
(Date:4/18/2014)... Seeds that sprout as soon as they,re planted may ... to be more careful. In the wild, a plant whose ... would risk disaster. More than just an insurance policy against ... seed dormancy has long-term advantages too: Plants whose seeds ... to more species, finds in a team of researchers working ...
(Date:4/17/2014)... Double-stapled peptide inhibits RSV infection , Respiratory ... lower respiratory tract infections, generating life-threating illness in ... preventive therapies are limited. RSV enters host cells ... a six-helix fusogenic bundle. Small interfering peptides that ... however, these peptides are highly susceptible to degradation. ...
Breaking Biology News(10 mins):Counterfeit contraceptives found in South America 2Counterfeit contraceptives found in South America 3Plants with dormant seeds give rise to more species 2JCI online ahead of print table of contents for April 17, 2014 2JCI online ahead of print table of contents for April 17, 2014 3JCI online ahead of print table of contents for April 17, 2014 4JCI online ahead of print table of contents for April 17, 2014 5JCI online ahead of print table of contents for April 17, 2014 6
(Date:4/18/2014)... Benaroya Research Institute at Virginia Mason (BRI) recently received ... in metastatic breast cancer reduces both the growth of ... scientists have found in models of the disease that ... 80 percent and can keep the tumor from metastasizing ... grant comes from the National Cancer Institute of the ...
(Date:4/18/2014)... Northwestern Medicine scientists could lead to potential new treatments ... with scleroderma. , Fibrosis, or scarring, is a ... skin and lungs can lead to serious organ damage ... new therapeutic options centers on findings made by Swati ... the role that a specific protein plays in promoting ...
(Date:4/17/2014)... targets that could be used to provide relief ... London made the discovery when researching how pain ... body. , Dr Marzia Malcangio said: "We have ... and our findings could help chemotherapy patients who ... side effect of some chemotherapy drugs (such as ...
(Date:4/17/2014)... San Diego School of Medicine report that older women, ... major loss are more likely to be compassionate toward ... published in this month,s issue of the International ... are associated with better health and well-being as we ... improve the outcomes of individuals whose deficits in compassion ...
(Date:4/17/2014)... Northwestern University synthetic biology team has created a ... programmable therapeutics that could travel the body and ... , Engineering cell-based, biological devices that monitor and ... clinical synthetic biology. However, no existing technology enabled ... patient,s physiological state and respond in a customized ...
Breaking Medicine News(10 mins):Health News:Benaroya Research Institute evaluates immunology approach to blocking breast cancer 2Health News:New clues on tissue scarring in scleroderma 2Health News:New pain relief targets discovered 2Health News:The ilk of human kindness 2Health News:Building 'smart' cell-based therapies 2
Other Contents