Tag: "lands" at biology news

Cars, not crops, should be chief targets in reducing greenhouse gases

... Coupled with changes in the way that agricultural lands are managed, doubling the fuel efficiency of our nation's vehicles seems a logical first step in balancing the carbon budget." Schlesinger emphasized that national leadership will be needed to address the problem of carbon dioxide emis...

Military hazards are greater for Native Americans, according to sociological research

...iversity (WSU) suggests Native Americans and their lands are disproportionately exposed to hazards posed by...te student, provides evidence that Native American lands tend to be located in the same county as sites deemed to be extremely dangerous due to the presence ...

Science to restore the nation's ecosystems

...water from the nearby canals draining agricultural lands on dissolved solids, nutrients, and pesticides in the marshes. Proposed increases in canal inflow to the Refuge associated with Everglades Restoration could adversely affect water quality over greater expanses of marsh. Fri, Dec. 10 Abrupt Cli...

NASA finds trees and insect outbreaks affect carbon dioxide levels

...rancisco. "Planting trees on marginal agricultural lands could 'sequester' carbon and offset at least one-fifth of the annual fossil fuel emission of carbon in the United States," said Christopher Potter, a scientist at NASA Ames Research Center in California's Silicon Valley. "Scientists also have found t...

High-flying observatory reveals land changing to desert

...ding what is happening as agricultural and grazing lands change into desert--a top environmental worry of the United Nations. "Grazing is the major form of land use on the planet, with the dry, semi-arid, and sub-humid regions supporting most of it throughout the world," explained Dr. Gregory Asner, lead ...

Study finds disparity in land protection

...compares the location of parks and other protected lands to the extent of habitat loss and finds that some of the most altered biomes are also the least protected. The study also found the opposite: that some of the least altered biomes are the best protected. In the forthcoming issue of Ecology Letters, ...

Desertification alters regional ecosystem climate interactions

...ding what is happening as agricultural and grazing lands change into desert--a top environmental worry of the United Nations. "Grazing is the major form of land use on the planet, with the dry, semi-arid, and sub-humid regions supporting most of it throughout the world," explained Dr. Gregory Asner, lead ...

Assessment of recent rapid land-cover change yields portraits of global human impact

...o-authors, examined forest-cover changes, degraded lands in dry regions (often referred to as desertification), cropland expansion and abandonment, and urban settlements. The assessment is based on data compiled from remote sensing and censuses as well as expert opinion. The results indicate that whereas A...

8th World Wilderness Congress announced

...present models for protecting wilderness on native lands Global Wilderness Inventories The latest global terrestrial and marine wilderness inventories tell us how much wilderness is out there and where it is; up to 50 percent of the Earth's land is thought to still be "wilderness" The 1st Mega-Flyover ...

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....

Brown wins major award to improve environment, protect RI health

...ies. "Creating opportunities for the safe reuse of lands in Rhode Island will have an immediate impact on our ability to attract, grow and retain businesses," said Michael McMahon, executive director of the Rhode Island Economic Development Corporation. "In this case, strong science most definitely equals ...

Scripps Nierenberg Prize awarded to nature filmmaker Sir David Attenborough

... Land Trust, which purchases rain forest and other lands to preserve them and their animal inhabitants. Born May 8, 1926, in London, Attenborough received a degree in natural sciences from Cambridge University in 1947, then served for two years in the Royal Navy. In 2002, he published an autobiography, Lif...

Native lands issues to be highlighted at 8th World Wilderness Congress

...al of indigenous groups from their own traditional lands and the destruction of the natural resources they ...t what is different this time is the scale. Native lands management is critical to conservation efforts, and we will do everything we can to ensure that indi...

8th World Wilderness Congress begins next month

...rivate American philanthropists are buying private lands for conservation. Multiple generations of Rockefel...oups will share their experiences protecting their lands and traditional livelihoods, and will form a Native Lands and Wilderness Council, the first of its k...

Nation's six most threatened national wildlife refuges named in 2005 State of the System Report

...eats to their "buffer zones." Buffer zones, or the lands immediately surrounding a refuge, are critical to ...ation, which issued the report. "Since many of the lands within buffer zones are privately held, we must work closely with private landowners to ensure the l...

Coyotes in the suburbs, bears in the backyard

...tened and endangered species are found on military lands versus other publicly-owned areas, including National Forests and National Parks. In Germany, the picture appears similar: Steven Warren (Colorado State University) and Reiner Buettner (Institute of Botany and Landscape Ecology, Hemhofen, Germany) f...

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....

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 furt...

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...

Methane gyrations last 2,000 years show human influnece on atmosphere

... been mostly cleared for agricultural or habitable lands by 1 A.D., "the seemingly small indigenous populations of the Americas would have had a disproportionate influence on anthropogenic methane emissions from fires," the researchers wrote in Science. The study is important because methane increases hav...

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(Date:10/16/2014)... Institute of Marine Science have received a 3-year, ... identify the streams and wetlands most vulnerable to ... local governments and citizens conserve these important ecosystems. ... of tidal-marsh observations first gathered by VIMS scientists ... can today,s researchers accurately map the slow but ...
(Date:10/16/2014)... Melbourne researchers have challenged conventional thinking on how the ... new mechanism for how bowel cancer starts. , The ... maintaining and regenerating the ,crypts, that are a feature ... are involved in bowel cancer development, a controversial finding ... existence. , Using 3D imaging technologies, Dr Chin Wee ...
(Date:10/16/2014)... Respiratory Syncytial Virus causes severe respiratory tract infections ... each year. Scientists at VIB and Ghent University ... to counteract this common virus infection. , ... strategy that paves the way for the development ... a virus that causes suffering in numerous small ...
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