Tag: "land" at biology news

Pollution causes 40 percent of deaths worldwide, study finds

... serious environmental resource problems of water, land and energy, and these are now coming to bear on food production, malnutrition and the incidence of diseases," said Pimentel. Of the world population of about 6.5 billion, 57 percent is malnourished, compared with 20 percent of a world population of 2...

Biofuel economics

...like poplar and switchgrass, which can be grown on land less suitable for farming than traditional row crops. These findings should be a boost to companies hoping to establish themselves in this emerging field. Two researchers working at the Department of Mechanical Engineering at Iowa State University ...

Satellite tracking reveals threats to Borneo pygmy elephants

...t we still know so little about one of the biggest land mammals on Earth, said Matthew Lewis, program offi...ns should be established on degraded, non-forested land devoid of elephants and orangutans, according to the conservation organization. ...

New technology reveals seal behavior

...a. The data from the seals was transmitted back to land via satellite and shows that elephant seals adopted different strategies to find food. The Sea Mammal Research Unit at St Andrews University led the research. Author Mike Fedak says, These data are really exciting. This new technology has allowed ...

Link between sunspots, rain helps predict disease in east Africa

...associated with sunspots, they suggest, heats both land and sea, forcing moist air to rise and triggering precipitation. It may also induce El Nio events, which increase rainfall in East Africa. While sunspot peaks augur extraordinarily wet rainy seasons, heavy rains are possible at other times as well,...

Tipping points

...f fertilizer and irrigation systems and results in land clearing. These side effects of agriculture can l...changes in climate due to altered water flows from land to atmosphere. As human populations shift to more meat-heavy diets, trade of agricultural products ...

Story tips from the US Department of Energy's Oak Ridge National Laboratory, August 2007

...stream agriculture, urban development and military land management, atmospheric mercury and introduction of saline water introduction through rice canals. While 19 distinct populations of shortnose sturgeon have been identified in coastal rivers, only two southern populations are thought to be viable. The...

Census of Marine Life historians detail collapse of bluefin tuna population off northern Europe

...raulic net lifts, helped northern European fishers land burgeoning quantities of tuna. Major tuna fishing countries at the time such as Norway, Denmark, Sweden and Germany, recorded virtually no bluefin landings in 1910 and almost 5,500 tonnes by 1949. In 1915 nearly 8,000 bluefin (690 tons) were land...

Space-borne sensors help Africa tackle water shortage problems

...isting water resources, suitable dam locations and land cover. The project is carried out by the Belgium C... which will allow for early flood warnings. The land cover change maps will help the government look at past trends in terms of deforestation, reclaimed ...

National Ecological Observatory Network featured at ESA/SER Joint International Conference

...covering and understanding how changes in climate, land use, and invasive species impact ecology. NEON wil...cological responses of the biosphere to changes in land use and climate, and on feedbacks with the geosphere, hydrosphere, and atmosphere. NEON is the fir...

ASU researchers partner with UOP to make biofuel for military jets a reality

...aid Hu and Sommerfeld. Also, algae can be grown on land that is unsuitable for agriculture and can use sal... be at least 100 times that of soybean per acre of land on an annual basis. ASU, UOP LLC, Honeywell Aerospace, Southwest Research Institute and Sandia Na...

Waters off Washington state only second place in world where glass sponge reefs found

...und in outcrops that are hundreds of miles long on land throughout Europe, all sites that were underwater in the late Jurassic period. It was thought the reef-building glass sponges were all driven to extinction 100 million years ago when diatoms, single-celled algae that also require silica dissolved in ...

Wider buffers are better

...cause buffers are often degraded or removed due to land use change (e.g. agriculture and urbanization), there is need for further research to identify the most effective methods for restoration. This could lead to the enhanced nutrient removal and optimal riparian areas needed for restoration to have the ...

Renewable energy wrecks environment

...terms of Watts of power output per square meter of land disturbed. He also compares the destruction of nat... renewables. More renewable kilowatts require more land in a constant or even worsening ratio, because land good for wind, hydropower, biomass, or solar pow...

Ice Age survivors in Iceland

...believe that the ice ages exterminated all life on land and in freshwater in large parts of the Northern Hemisphere, especially on ocean islands such as Iceland. Scientists at Holar University College and the University of Iceland have challenged that belief, at least when looking at groundwater animals. ...

UCLA researchers show that culture influences brain cells

...ite is true as well. Plop an American in a foreign land and he or she may be clueless to the common gestures of that particular culture. This raises a provocative questiondoes culture influence the brain" The answer is yes, reports Istvan Molnar-Szakacs, a researcher in the UCLA Tennenbaum Center for t...

Decoding mushroom's secrets could combat carbon, find better biofuels and safer soils

... tons of carbon a year are sequestered in pools on land in the temperate and boreal regions of the earth, which represents 1530% of annual global emissions of carbon from fossil fuels and industrial activities. Understanding the carbon cycling role of these fungi in the forests and other ecosystems is a v...

Accident-prone? Scientists link brain function to knee injuries

... object, they end up injuring themselves when they land off-balance during a jump or run. But why? In a first-ever study of its kind, University of Delaware scientists have shown that differences in brain function may be to blame, predisposing some of us to noncontact knee injuries. The research, wh...

Philadelphia ecologist receives top Mongolia honor

PHILADELPHIA The land of legendary warrior Ghengis Khan has bestowed its Friendship Medal on a veteran scientist whose climate-change studies have contributed to the growing understanding of global warming. Dr. Clyde Goulden, Director of The Academy of Natural Sciences In...

Californians urged to help reduce spread of Sudden Oak Death

...re currently infested. "There is still a lot of land out there for us to protect and an early detection, eradication, and containment program will help us accomplish this," said Susan Frankel, Sudden Oak Death Research Program Manager, USDA-Forest Service, Pacific Southwest Research Station. To help...

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(Date:5/22/2013)... U.S. Forest Service scientists are part of "Landscapes ... the TKF Foundation, will examine how collaborative planning and ... from tragedy. , The TKF Foundation announced today that ... for grant funding. In addition to research on the ... and resiliency, the 3-year, $585,000 grant will contribute to ...
(Date:5/22/2013)... engineers must join together in a major new effort ... crisis in providing Earth,s people with clean water that ... of a comment article in the current edition of ... of the American Chemical Society (ACS), the world,s largest ... Sedlak, Ph.D., and Jerald L. Schnoor, Ph.D., explain that ...
(Date:5/22/2013)... cellular DNA can endanger the whole organism, as they ... Ludwig-Maximilians-Universitaet (LMU) in Munich now report how byproducts of ... , The DNA in our cells controls the form ... The instructions for this are encoded in the linear ... bases adenine (A), cytosine (C), guanine (G) and thymine ...
Breaking Biology News(10 mins):'Landscapes of Resilience' to study how people use nature as a source of recovery 2DNA damage: The dark side of respiration 2
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