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Tag: "lands" at biology news

Growth in biomass could put US on road to energy independence

...ion dry tons of biomass annually from agricultural lands and still continue to meet food, feed and export demands," said Robin Graham, leader for Ecosystem and Plant Sciences in ORNL's Environmental Sciences Division. The benefits of an increased focus on biomass include increased energy security as the U...

Human Cells Filmed Instantly Messaging for First Time

...ion dry tons of biomass annually from agricultural lands and still continue to meet food, feed and export demands," said Robin Graham, leader for Ecosystem and Plant Sciences in ORNL's Environmental Sciences Division. The benefits of an increased focus on biomass include increased energy security as the U...

Beneficial Beetles Battle Pesky Saltcedar

...in China, Kazakhstan, and other parts of Asia--all lands where the troublesome tree is native--the beetles devour saltcedar's scale-like leaves. That happens when the insect is in its caterpillar-like larval stage or has matured into a quarter-inch-long adult beetle. Besides disrupting the natural surroun...

Locusts' built-in 'surface analysis' ability directs them to fly overland

...s and deterring them from flying over agricultural lands and causing the great damage that ensues. One way of doing so might be through more extensive use of plastic sheeting as shields to create the reflection of the polarized light that the locusts avoid. ...

Tropical Deforestation affects rainfall in the U.S. and around the globe

... and in the Gulf of Mexico. Similarly, deforesting lands in Central Africa affects precipitation in the upper and lower U.S Midwest, while deforestation in Southeast Asia was found to alter rainfall in China and the Balkan Peninsula. It is important to note that such changes primarily occur in certain seas...

Birds and bats sow tropical seeds

...ort only a limited variety of animal species. Poor lands are more likely to be abandoned. Better land parcels get replanted. But if nature had her way, more than 90 percent of replanted species would be dispersed by birds, bats and primates. That's less and less the case today in tropical areas worldwide,...

Chernobyl: The true scale of the accident

... forced a cutback in treatments. Some agricultural lands in the three countries have been taken out of use ...ll as indirect losses due to removing agricultural lands and forests from use and the closing of agriculture and industrial facilities, and such additional c...

Scientists must offer solutions for conserving tropical forests in a rapidly changing world

...pplied research will help to rehabilitate degraded lands and to improve agricultural yields and living standards. According to William F. Laurance, Wright's colleague at STRI and frequent spokesman for conservation efforts in Africa and the Amazon, "the commitment of tropical biologists must go a step fur...

Cattle grazing may help rather than hurt endangered species

... endangered species. Removing cattle from grazing lands in the Central Valley of California could, inadvertently, degrade the vernal pool habitat of fairy shrimp and tiger salamanders. Cattle grazing influences the rates of evaporation which work together with climate to determine the depth and duration ...

The secret love life of plants

...of flowering plants are housed in a carpel. Pollen lands on the flower's stigma and forms a pollen tube. It then uses each one of its two sperm cells to fertilise the egg cell, from which the embryo hatches, and the central cell, where the endosperm grows. This double fertilisation is what is special to al...

Satellites show Amazon parks, indigenous reserves stop forest clearing

...d, "Protecting indigenous and traditional peoples' lands and natural areas in the Amazon works to stop defo... while fires were 4 to 9 times higher. Indigenous lands clearly stopped clearing in high-deforestation frontier regions: 33 of 38 indigenous territories wi...

Flu not the only germ threat this time of year

... an aerosol ?someone coughs and the airborne virus lands on another person, or they cough and then touch the faucet or doorknob. RSV, like the common cold, spreads mainly as large droplets via surfaces ?doorknobs, faucets, dishtowels, and hand-to-hand contact, for instance. "Unlike the flu, RSV is more of...

Report finds cruise industry is protecting the precious places it visits

...po Xcaret, a private company, purchased and leased lands from the Mexican government to develop natural and cultural theme parks along the Caribbean coast of Mexico. Several cruise lines have installed scientific laboratories on its ships to help scientists conduct research on vital marine and climate iss...

Researchers discover way to transport environmental arsenic to plant leaves in new clean-up strategy

...be of use on millions of acres of arsenic-polluted lands worldwide. In research reported in 2002 in Nature Biotechnology, Meagher's team inserted two unrelated genes from the bacterium E. coli called arsC and ECS into Arabidopsis, a model lab plant and small member of the mustard family. This allowed the ...

Afghanistan to protect wildlife and wild lands

...an, which contains some of the most beautiful wild lands in Asia," said Peter Zahler, Assistant Director for WCS' Asia Program and a researcher in the region for over a decade. "Conservation is critical for recovery and stability in a country where so many people directly depend on local natural resources ...

Ammonia-loving archaea win landslide majority

...ned soil samples from 12 pristine and agricultural lands across three climatic zones to see if such ammonia-oxidizing microorganisms were present in terrestrial ecosystems as well. "We measured the abundance of the particular crenarchaeota gene alongside the same type of gene from bacteria," explains ...

Biofuels researcher searches for new sources

...rasses like switchgrass might be grown on marginal lands or lands retired from the Conservation Reserve Program." Chen is working with scientists at the Biological ...

Living with water scarcity -- world must act now

...long way in these areas. "Upgrading these rainfed lands through better water management holds the greatest potential to increase productivity, and decrease poverty," says Johan Rockstrom of Stockholm Environment Institute and author of the Assessment chapter on managing rainfed agriculture. Since climate...

ESA launches new project to protect biodiversity

...ally, the project will provide a global map of dry lands based on existing global datasets to the UNCBD. The DIVERSITY project, developed under ESA's Data User Element (DUE) programme, is being carried out in collaboration with the UNCBD Secretariat and UNESCO, which, in addition to being a user, is als...

Farmed salmon could become an invasive species in forest streams

...ishes inhabiting streams on National Forest System lands and to learn if concerns from both sides of the farmed-versus-wild fish debate had validity, based on an extensive literature review. Here are some of the findings in the report: At present, breeding populations of escaped farm salmon are not...

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