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Tag: "trade" at biology news

End of deforestation in view? Experts advance new way to size up global forest resources

...cts." Anticipating impacts of expanding global trade The authors note that it's possible to sustain ... three-quarters by 2050. "Plantations and the trade to make them effective reduce the impact of industrial pressures on the expanse of natural forests, ...

Squid-inspired design could mean better handling of underwater vehicles

...nments," Mohseni said. "We set out to resolve the trade off that many researchers settle for, which is a faster, but less precise, vehicle or a boxier one that is not as fast and more difficult to transport to work locations." Manned and unmanned underwater vehicles enable scientific researchers to ex...

Wild tigers need cat food

..., along with anti-poaching efforts and eliminating trade in tiger body parts. The nine-year study in India’s Nagarahole National Park found that an average of 23 percent of the park’s tigers either move away or die each year from either naturally or from poaching outside of the park, yet total numbers rem...

Researchers barcode DNA of Venice museum's vast fungi collection

...orted to new areas of the world through the global trade of goods and movement of people. In addition, some species of fungi can lead to human illness, including pneumonia, skin infections, allergies and asthma. Garbelotto is perhaps best known for his work in the identification of Phytophthora ramorum,...

Disappearing nest egg: Researcher studying declining numbers of macaws

...g numbers. The birds are highly prized by the pet trade industry, and they are losing their native habitat due to construction and other factors. Also, some South American natives seek them out either for food or to kill them for their bright feathers. Brightsmith has conducted several detailed studies...

A human taste for rarity spells disaster for endangered species

...urniture--or traditional medicines. The exotic pet trade continues to threaten orangutans, monkeys, reptile...chnids, insects, and fish. And it appears that pet trade dealers read the scientific literature for clues to the next hot species: immediately after an artic...

New study finds similarities between monkey business and human business

...e authors. "Given our capuchins' inexperience with trade and gambles, these results suggest that loss-aversion extends beyond humans, and may be innate rather than learned." ...

All the eggs in one basket

...populations were greatly reduced by people. Using trade records from 163 historic sources in four time periods in 20 Caribbean regions, McClenachan and colleagues mapped the historic nesting areas of green and hawksbill turtles, and used density descriptions and harvest data to categorize "major" and "min...

Major initiative proposed to address amphibian crisis

...rchers said. Global climate change, the commercial trade of wildlife, and pollution may all increase the movement or susceptibility to this fungus. "There are a lot of concerns, and we should work to address all of them, not just one," Blaustein said. "At first we need to focus our efforts on research s...

Researchers appeal for new regulations to save coral reefs from live fish trade

...h have dramatically expanded as a result of global trade liberalization, is an important strategy for controlling roving bandits. The live fish trade is an increasing pressure on coral reef resources, both in terms of magnitude and geographical sprea...

Widespread elephant slaughter discovered in Chad

...ry has been banned since 1989, though black-market trade is increasing. Zakouma is only about 150 miles west of the conflict area of Darfur and is in the path of recent rebel activity in Chad, thus security is low and borders are porous in this isolated region. Fay took information of the massacres to Cha...

Illegal trade is propelling rare turtle toward extinction, new report

A new report released today finds that the illegal trade in the Roti Island snake-necked turtle, found only...orth America and East Asia are fueling the illegal trade for the turtle, often without realizing that they are contributing to its demise. No legal trade of...

For the first time: Longevity modulated without disrupting life-sustaining function

...from an average of 20 to 40 days. Except the worms trade a trim life focused on reproduction for a long life with fewer progeny and a tendency to halt larval development and enter a dormant, hibernation-like stage in which they can hang on for months but don't reproduce. Unless Smk-1 is missing, that is. ...

World's pledge to halve hunger by 2015 looks like empty promise

...o would not only reduce terrorism but also improve trade and relieve immigration pressures. Pinstrup-Andersen points out that developing nations spend, on average, 0.5 percent of the value of their agricultural output on research when they should be spending 2 percent. By comparison, the United States spe...

HIV/AIDS rates in Tijuana, Mexico increasing at alarming rate

...the study suggests that injection drug use and sex trade may be driving the HIV epidemic in Tijuana. The population's mobility is also a consideration; 64% of Tijuana residents report crossing the border into the United States at least once a month. "HIV prevention should be considered a public health pr...

Controlling wildlife trade key to preventing health crises, study says

...hange--are as immediately manageable as the global trade in wildlife," said Dr. William Karesh, lead author...es also consume the waste and remnants of infected trade animals providing further opportunity for cross-species transmission. Since 1980, at least 35 new i...

Ships bring alien jellyfish invaders to our shores

... dispersal post-dates European global shipping and trade that began almost 500 hundred years ago. Recent s...be in ballast water, on ship hulls and through the trade of exotic species such as tropical fish and this has potential to displace local marine species, thr...

Digging in the dirt for life's biochemical foundations

...an to move out of the oceans and onto land. Plants trade a bit of their sunlight-made sugars for building block nutrients that fungi wring from the soil. Scientists have understood broad outlines of this evolutionary bargain for years, but specific details remained fuzzy, especially those related to nitrog...

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

...ent, develop aquaculture and enhance Africa's fish trade at every level. Regional and national research, t...d more quantity). 4. Increase benefits from fish trade Local and regional fish trade is already substantial but has the potential to grow. Regional coope...

Crisis in African fish supplies looms, experts warn Africa leaders

...ent, develop aquaculture and enhance Africa's fish trade at every level. Regional and national research, t...d more quantity). 4. Increase benefits from fish trade Local and regional fish trade is already substantial but has the potential to grow. Regional coope...

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