Project shows need for better monitoring of river restoration
...ould look like at the particular site; whether the ecosystem improved; whether the ecosystem is self maintaining after restoration; whether the project inflicted no lasting harm; and whether an...Children at risk, says Illinois agricultural economist who helped assess the world's ecosystem
...role in shaping a recent assessment of the world's ecosystem and its future believes the study indicates "our c... teams assembled to study the state of the world's ecosystem today and construct scenarios that project 50 to 100 years into the future. The Millennium Ecosystem...Ocean climate predicts elk population in Canadian Rockies
... Atlantic Ocean climate has already been linked to ecosystem changes in Europe, Greenland and eastern North America, but Hebblewhite is a pioneer in working with NPO values. "It's important to figure out what climate change means to us in terms we can understand," he said. "The more we know, the more we can do...Scripps scientists find potential for catastrophic shifts in Pacific ecosystems
...al managers charged with overseeing and sustaining ecosystem resources such as fisheries. Surprisingly, it rela... is possible." Irreversibility means that if the ecosystem changes dramatically due to, for example, an increase in temperature from global warming, it will no...Ecosystems, economic choices and human well-being
...reasing the devastation. Communities closest to an ecosystem are most affected by change and biodiversity loss,... cash-crop agriculture or timber means the loss of ecosystem services such as wild sources of food, water for drinking and crop irrigation, firewood and building...New scientific and conservation institute launched in Florida
...versing the trend of oceanic and near-shore marine ecosystem degradation. "Meeting this challenge requires a new type of scientific organization-- one that directly focuses its endeavors on behalf of marine conservation," stated Dr. Widder. "Something must be done to advance ocean conservation and change the...Conservation International and SC Johnson partner again to offset carbon impacts
...nstrating a viable market for some of the forest's ecosystem services. "SC Johnson again has taken a leadership position by offsetting the carbon emissions from the production of its annual public report," stated Michael Totten, senior director, climate and water at CI. "Through the company's generous contribu...Rare chalk grassland takes 50 years to recover from military use
...rbance, but can be managed more effectively if the ecosystem dynamics are better understood. Appreciation of the length of time that intensively disturbed grassland can take to re-establish may encourage more effective control measures at other sites," Hirst says....Did humans cause ecosystem collapse in ancient Australia?
...fires set by the first humans may have altered the ecosystem of shrubs, trees, and grasses to the fire-adapted desert-scrub of today. The work is published in the July 8, issue of Science. The scientists plotted diet changes over 140,000 years of two species of large, flightless birds--the now-extinct Genyorn...Ancient diets of Australian birds point to big ecosystem changes
... Colorado at Boulder-led team. The unprecedented ecosystem disruption is now thought to have led to the extinction of Australia's large terrestrial mammals, which disappeared shortly after humans colonized the continent about 50,000 years ago, said Professor Gifford Miller of CU-Boulder's Institute of Arctic...Ferry-linked water monitoring system becomes new model for United States
...orms the basis for evaluating and modeling how its ecosystem responds to human and natural impacts." Endeco/YSI of Marion, Mass., built the FerryMon equipment, which is the most sophisticated of its kind in the world, the scientists said. That instrumentation sits in a box attached to a water intake line in ea...Discovering an ecosystem beneath a collapsed Antarctic ice shelf
WASHINGTON--The chance discovery of a vast ecosystem beneath the collapsed Larsen Ice Shelf will allow ...be uncovered in continuing analyses of the area as ecosystem experts sample the site. The international expedition was there on a U.S. Antarctic Program cruise t...Woods Hole Research Center plans controlled burn in Amazon rainforest
...he roots and the leaves. While most trees in this ecosystem never evolved thick bark to protect themselves from fire, some appear more vulnerable to fire than others, and others that appear to have died soon bounce back by resprouting from their roots. In these repeated fires, scientists will learn just how r...Researchers explore ecological issues at annual meeting
...ies can have subtle yet insidious consequences for ecosystem functioning," said Peter McIntyre, doctoral student in EEB, working with Flecker and with Make Vanni and Jim Hood from Miami University, Ohio. Ice storms are known to damage trees and forests yet may benefit lakes and streams. Cornell postdoctoral ...Field tested: Grasslands won't help buffer climate change as carbon dioxide levels rise
...nge of global environmental changes--and attendant ecosystem responses--likely to occur. In a new study in the ...gical preserve in 1997. Since 1998, this grassland ecosystem has been outfitted with an ecologist's version of a microclimate controller (complete with CO 2 pum......ional diversity in soils on pathogen dispersal and ecosystem process in organic and conventional agroecosystems." Wednesday 10 August, 17:00 - 18:30 EDT, Exhibit Hall 220 A-E, Level 2 Palais des congrs de Montral Genetic modification: Bacillus thringiensis (Bt) in the soil Genetically modified Bt maize prod...Freeze-dried mats of microbes awaken in Antarctic streambed, says U. of Colorado study
...ter in the streambed, but blossomed into an entire ecosystem in about a week. All we did was add water." McKnight gave a presentation on the experiment at the Ecological Society of America's 90th Annual Meeting held Aug. 7 to Aug. 12 in Montreal. The river channels under study feature intermittent streams t...Nitrogen in the air feeds the oceans
...ns during six cruises. "[N2 fixation] provides the ecosystem of the illuminated ocean witha source of new nitrogen that rivals the vertical supply of nitrate." Capone said that his project, begun in 1994, has yielded "the mostrobust estimate" of the scale of nitrogen fixation. "It's providing a rigorous assess...Ecology must be part of research on renewable energy
... ORED must be planned appropriately to protect the ecosystem from further degradation, and to enhance it wherever possible, and ecologists must play a fundamental role in this process."......g prey behavior, comprise a surprising fraction of ecosystem biomass. Infectious diseases may keep common spe...me parasites may even make excellent indicators of ecosystem health because they may reflect abundant and diverse host communities. Latitudinal Variation in Hei...