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Tag: "urban" at biology news

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

... intensive peripheral agricultural, industrial and urban development ?problems expected to be compounded by...s, as well as increasing industrial pollution from urban centres, has become a problem." The analysis says "the activities of these new stakeholders have im...

Growth in biomass could put US on road to energy independence

...s grassland, 20 percent as cropland, 13 percent as urban areas, swamps and deserts, and 8 percent as special uses such as public facilities. ### The report, titled "Biomass as Feedstock for a Bioenergy and Bioproducts Industry: The Technical Feasibility of a Billion-Ton Annual Supply," was sponsored by D...

Human Cells Filmed Instantly Messaging for First Time

...s grassland, 20 percent as cropland, 13 percent as urban areas, swamps and deserts, and 8 percent as special uses such as public facilities. ### The report, titled "Biomass as Feedstock for a Bioenergy and Bioproducts Industry: The Technical Feasibility of a Billion-Ton Annual Supply," was sponsored by D...

Undesirable expatriates: Preventing the spread of invasive animals

...from Europe to North America. They now flourish in urban and agricultural areas, causing approximately $19 billion dollars worth of damages annually in the U.S. (Pimentel et al. 2000. BioScience 50, 53). The authors' exhaustive analysis, which drew on data from the 15th century to the 20th century, reveal...

Scalpel-free surgery could reduce risk of HIV and hepatitis exposure for health care workers

...sity hospitals in the United States are located in urban areas and serve a similar patient population, added Makary. Other authors on the report are Eric S. Weiss, Theresa Wang, Dora Syin, Peter Pronovost, David Chang and Edward Cornwell III. ...

Why are coyotes getting more aggressive?

...tate, attacking neighborhood pets on the fringe of urban and suburban areas. "This kind of aggressive beha... five-year study of coyote ecology and behavior in urban and suburban areas of New York state, thanks to a grant of $428,000 from the New York State Departme...

Millennium Ecosystem Assessment: Many of 2 billion dryland dwellers at risk as land degrades

...As populations in drylands increase, especially in urban areas, water scarcity increases in tandem. Drylands contain 43% of the world's cultivated lands, much of it dependent on water from sources typically located outside drylands. The low average water availability in drylands today (1,300 cubic metres ...

Crisis in African fish supplies looms, experts warn Africa leaders

...rations will spring up to meet demand from growing urban populations. The success of this new micro-enterprise sector will depend on investment to create effective support services. 3. Improve fish market chains In many parts of Africa, post-harvest losses to spoilage due to inadequate landing, process...

Leptin-signaling Protein Maintains Normal Body Weight And Energy Balance In Mice

...rations will spring up to meet demand from growing urban populations. The success of this new micro-enterprise sector will depend on investment to create effective support services. 3. Improve fish market chains In many parts of Africa, post-harvest losses to spoilage due to inadequate landing, process...

Study shows eutrophic lakes may not recover for a millennium

...dy models phosphorus loading into Lake Mendota, an urban lake in Madison, Wis., that still has nearly 80 percent of its watershed in the rich, dark soils of Wisconsin farm country. It ranks as one of the most studied lakes in the world, and in recent decades has experienced a steady decline in water qualit...

Primate virus jumps species barrier to humans for first time in Asia

..., including animal markets, primate pet ownership, urban performing primates, and zoos. In addition, monkeys are significant symbols in both Buddhism and Hinduism, and monkey temples ?places of religious worship that have become refuges for populations of primates ?are common throughout much of South and S...

Toxic flood lifts lid on common urban pollution problem

...mundane as it is unexpected: Toxins common in most urban environments that made their way en masse into the... studying the harmful contaminants that turn up in urban runoff, or rainwater that washes across streets and other hard surfaces in cities. Environmental eng...

Software 'agents' could help unmask reality of disease clusters

...mple, the risk of exposure to lead associated with urban highways or clusters of cancer cases. "Such widespread concerns can only be addressed using micro data and access to this often involves lengthy and cumbersome procedures through review boards and committees for approval, and sometimes it is just no...

Shade trees getting 'scorched' by plant disease

Bacterial leaf scorch is severely affecting urban shade trees grown not only to provide shade, but t...ing to Gould, current management options of BLS in urban trees include : Maintain plant vigor. The development of BLS is enhanced by other diseases, insect...

Chernobyl: The true scale of the accident

...on to human exposure is low. What is the scope of urban contamination? Open surfaces, such as roads, lawns and roofs, were most heavily contaminated. Residents of Pripyat, the city nearest to Chernobyl, were quickly evacuated, reducing their potential exposure to radioactive materials. Wind, rain and hum...

Zinc supplements safe for HIV-infected children

...ebo-controlled trial of zinc supplementation at an urban hospital in Pietermaritzburg, South Africa. The 96 children in the study were cared for on a monthly outpatient basis by a team of medical doctors and nurses. Parents were taught how and when to give the 10-mg zinc or placebo tablets to their child e...

Once-dreaded leprosy 'replaced' by tuberculosis, say researchers

... the rise as people in the Middle Ages migrated to urban centers, where crowding and poor sanitary conditions provided a fertile breeding ground for the spread of the killer disease. Today, tuberculosis, though curable, is still a major, long-term, epidemic disease, with millions of new cases reported aro...

2005 AIDS figures released by WHO and UNAIDS

...en in Zimbabwe from 26% in 2003 to 21% in 2004. In urban areas of Burkina Faso prevalence among young pregnant women declined from around 4% in 2001 to just under 2% in 2003. These latest findings were published in AIDS Epidemic Update 2005, the annual report by the Joint United Nations Programme on HIV/A...

Earliest European Farmers Left Little Genetic Mark On Modern Europe

...en in Zimbabwe from 26% in 2003 to 21% in 2004. In urban areas of Burkina Faso prevalence among young pregnant women declined from around 4% in 2001 to just under 2% in 2003. These latest findings were published in AIDS Epidemic Update 2005, the annual report by the Joint United Nations Programme on HIV/A...

Researchers show how air pollution can cause heart disease

...annual EPA limits and equivalent to air quality in urban areas such as New York City. The researchers then conducted an array of tests to measure whether the PM2.5 exposure had any impact on the mice's cardiovascular health. Overall, mice who breathed polluted air fared worse than those inhaling filtered...

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