Old Growth Forests May Shed Light On Worldwide Greenhouse Effect
... and in thecumulative effects of climate change at landscape scales. The data from a continued flow of carbon dioxide, water, and energybudgets can help researchers understand and predict the role of terrestrialecosystems in global carbon and water budgets. In early 1998, Chen and his teambegan measur...Fossil Eggshells Hold Clues To Major Animal Extinctions As Reported In Science
...ans disrupted the natural fire cycleby burning the landscape periodically. This, in turn, may have decreased thevegetation necessary for animals like Genyornis . The findings imply that evenlow-technology human impacts can have large-scale environmental effects. More work is needed to prove that Genyornis ......as a formof resource management can play a part in landscape conservation. Fairfax reviews the changing perceptions of the ranch -- long a focus of environmentalcriticism, based on allegations of water pollution and harm to wildlife habitat,but increasingly a focus of open space preservation. She discusses h...New Model For Assessing The State Of The Environment
... of air pollution. The quality of the agricultural landscape is measured by looking at conditions for flora and fauna and the quality of soil and crops. Quality criteria for groundwater include resistance to acidification (alkalinity) and the level of pesticides and metals (e.g. cadmium). For coasts and seas, ...Global Climate Change Model Predicts Changes In U.S. Ecosystems
...ater in streams. Another alternative is to use the landscape as a 'carbon pump' and move rapidly growing forests over short rotations into long-lived forest products like houses and furniture. Careful balance of these considerations may be required." Neilson's study provided mapped vegetation change ...Ecological Society Of America To Host Symposia At AAAS
...address some of the challenges that land managers, landscape architects, urban developers and decision makers face when trying to address the environmental consequences wrought by human action. In addition, the symposium will provide a first look at the preliminary results of an Ecological Society of America p...Managing For Deer, Moose, Elk, Wolves -- And People
... apublic that perceives a lack of constancy in the landscape as reflective of poormanagement. The authors conclude that the best hope for resolving is throughthe use of adaptive management, where policies and strategies are regularlyre-evaluated in light of new understanding. Wolf-Moose Interaction on the I......rsusrepellent cues as it travels the ever-changing landscape of the developingembryo....Tip Sheet: Papers Of Interest, 95th Annual Meeting, Association Of American Geographers
...o and tactile features that will moveusers through landscape features, streets and buildings via their ears andfingers. Blind users who have tested the sound map prototypes obtained betterand faster information than a control group using only tactile maps, accordingto geographer Dan Jacobson of the University ...Urban Ecology Study Watches Birds On The Web
...ts, who arestudying the relationship between urban landscape structure and the organismsthat inhabit it (includ...e to obtain information to help planners,citizens, landscape architects, and wildlife researchers to develop strategiesto manage urban areas for birds." ...Montana Scientist Returns From Dinosaur Nesting Site In Patagonia
... their babies. Jackson said the Patagonia landscape reminded her of eastern Montana,except for exotic animals like the rhea, an ostrich-like bird. "They ran across the desert. You could almost imagine they were theropoddinosaurs," she said. Toward the end of the season, several repor...First Great American Bluebird Count
..."the symbol ofhappiness" -- are again coloring the landscape with their presence. Not all species are faring so well. The small, colorful falcons called Americankestrels, for example, are showing declines in some parts of the country. Thebluebird count, it is hoped, will collect data that will benefit these...Urban Restorer Sees Trash Trees, Beetles As Signs Of Hope
...explains. Tamminga, assistant professor of landscape architecture, is thelandscape architect and ecolog...rating stressed ecosystems. The Penn State landscape architect will describe the approach and theprogress the team has made toward achieving their goals ...National Laboratory, National Parks And Forests Leaders Seek To Share Resources
...ying to bring togetherdifferent digital methods of landscape data storage. "It's data knitting," hesaid. "Data ...me format. We are working on ways to represent the landscape withdigital means." INEEL's expertise in subsurface technology can also benefit GYCC members. INEELr...Nonexponential rates support idea of protein folding 'funnel'
...s -- emphasizes the rugged appearanceof the energy landscape and the resulting heterogeneity of the folding ensemble."Depending on the roughness of the energy landscape, protein folding can covermany scenarios," Gruebele said. "These range from proteins being temporarilytrapped in intermediates, to proteins pr...USGS study casts doubt on role of fire suppression in causing catastrophic shrubland wildfires
...on strategic locations instead of on the chaparral landscape at large. Intensivemanagement, said Keeley and his...uggested that buffer zones be selectedbased on the landscape features that the worst wildfires predictably follow.However, they warned that even with such manage...Babbitt to address conservation biologists on The Age of Restoration
...-- of fire, river flows, wildlife populations, and landscape health-- and the local, place-based community efforts that underlie the movement.Babbitt will also unveil a long-awaited, two volume scientific publication thatexamines the ecology of the nation and specific threats and remedies involved inrestoring ...USGS will re-evaluate its Alaska strategy
...bal change poses dramaticchallenges to the Alaskan landscape and habitats. The biological resources ofthe Bering Sea and Alaska's coastal areas need further research. Changes toArctic glaciers have profound global implications. Earthquake and volcanohazards pose substantial risks for Anchorage and for inter...USGS director and science camp kids to pull invaders from USGS backyard
...ing many U.S. waterways and wetlands--changing the landscape and prohibiting the growth of native plants. This popular ornamental, still sold in Virginia nurseries and found in all 48 lower states except Florida, can produce more than 2.5 million seeds per plant annually, making......iles of fire lines plowed through thenorth Florida landscape to combat the blazes. Grace says the 1998 Florida fires showed just how susceptible today's landscapeis to severe burns. A century ago this region was dominated by open woodlands oflongleaf pine, a fire-resistant species. Today, most of the long...