Ice-breaker Polarstern to explore uncharted seafloor
...f the AntarcticPeninsula to determine the state of stock recovery. GLOBAL WARMING & ICE SHELF COLLAPSE When Antarctic glaciers reach the coast of the continent, they beginto float and become ice shelves, from which icebergs are then calved.Since 1974, a total of 13,500 km2 of ice shelves have disintegra...End of deforestation in view? Experts advance new way to size up global forest resources
...d widespread concerns about deforestation, growing stock has in fact expanded over the past 15 years in 22 ... fastest in Viet Nam, Spain and China. Growing stock fell fastest in Indonesia, Nigeria and the Philippines, and increased fastest in the Ukraine and Spa...... of mice: one consisting of outbred, heterogeneous stock (HS) and the other of recombinant inbred lines (RI). Using the single nucleotide polymorphism (SNP) data that resulted from physical mapping of the mouse genome, the authors were able to track the patterns of inheritance of >10,000 SNPs in both g...Squirrels place winning bet in unpredictable world
...Its like the squirrels are using a very successful stock market strategy. Most of us invest conservatively when the market is down because our funds are tight and we cant predict when things will turn around. Its not until the market has improved and is humming along that we increase our investment. Squi...Polarstern's biggest fish catch in 24 years of research in Antarctic waters
...and Marine Research. In combination with previous stock assessments, fisheries biologists onboard interpreted the catch as a sampling of a discrete, small-scale aggregation of this fish species. There are two hypotheses to explain the observed dense aggregation: 1. krill, the main prey of marbled Antarct...How fish species suffer as a result of warmer waters
...d supply to tissues is the key factor limiting the stock size of a fish species under heat stress. Scientists of the Alfred Wegener Institute for Polar and Marine Research in Bremerhaven investigated the relationship between seasonal water temperature and population density using eelpout (Zoarces vivipar...Spanish scientists reveal dynamic map of proteins
...esentative group of proteins. This involves taking stock of the basic rules that govern the flexibility of proteins and allows scientists to predict the structures that these proteins can form based on the presence of ligands or modifications. This allows scientists to go beyond the traditional simple stat...Investigating the trochus 'El Dorado'
...edge is essential to improving coral reef and fish stock management in developing countries, which usually have little or no access to information through libraries, scientists and the internet. "The scientific community can contribute much to sustainable marine management in developing countries, but it...The last wild hunt -- Deep-sea fisheries scrape bottom of the sea
...der and more expensive. "You get a signal from the stock I am old, I am rare and I am depleted, " says Pauly. "Subsidies allow you to overlook that signal and keep on fishing to the end. For the gains to be gotten, it makes no sense to destroy centuries old growth fish and habitat." Steneck calls deep-...Study verifies more hazardous waste facilities located in minority areas
...hazardous sites are located. The report also takes stock of the environmental justice movement itself, presents a timeline and assessments of the movement, and gives testimonials from key people about the impact of the original 1987 report. The title of the report is "Toxic Waste and Race at Twenty 1987-20...Long-lived deep-sea fishes imperiled by technology, overfishing
... that you have to have older fish to replenish the stock when those bad years come." Conversely, Heppell said, good years often can carry the population in a phenomenon known as "episodic recruitment." In studies of long-lived fish species, it isn't unusual to find a school with numerous 18-year-old fish,...AAAS Oceans Panel examines advances in science and technology to boost fishery sustainability
...the world are depleted, there are examples of good stock assessment methods and population models; technological solutions that make fisheries more efficient, selective, and less destructive; and there are examples of fish stocks that have recovered and habitats that are protected. Even with the best avai...Population pressure shapes urban parks
... natural beauty of urban parks, landscape planting stock suppliers can highlight the capacity of horticultural plants, both native and nonnative species, to survive in the harsh growing conditions of the urban environment" he adds. "The important city park management goals of recreating pre-European sett...Antarctic marine explorers reveal first biological changes after collapse of polar ice shelves
...as decreased. The results will contribute to fish stock monitoring and assessment ongoing under the Convention on the Conservation of Antarctic Marine Living Resources (www.ccamlr.org). Preliminary findings from the voyage will be confirmed by detailed analysis at the scientists' home institutes over the...Mistaken identity? When a white marlin may not always be a white marlin
...rlin, sailfish and spearfish species. Based on a stock assessment performed in 2002 by ICCAT, white marlin populations are already severely overfished and only at about 12 percent of the level necessary to maintain maximum sustainable harvests (i.e., fishing mortality is way too high). With much inter...Lifting Chinese tiger trade ban a death sentence for wild tigers say WWF and TRAFFIC
...rcent of 663 medicine shops and dealers claimed to stock it, and most retailers were aware that tigers are protected and illegal to trade. Thus China's measures to implement and enforce its trade ban ranging from public education campaigns and promotion of effective substitutes for tiger medicines to sever...30th anniversary of the Heinz Maier-Leibnitz Prize
...ections of research results, as sensor data, or in stock tickers. However, these data are often available only in a semistructured form rather than as a usable database. Thanks to her mathematical training, Schweikardt has been able to score important successes in query optimisation and looking at complex...Changing ocean conditions led to decline in Alaska's sea lion population
...actor in the decline of Alaskas endangered western stock of Steller sea lions. Theories why the Steller sea lion population declined by more than 80 percent during the 1980s include pollution, commercial fishing, and subsistence harvesting. The new study points instead to a climate regime shifta natural ......tion had arisen and been fixed twice in laboratory stock and was also found at frequencies of 21% and 13%, respectively, in bacteria in field-collected aphids from Wisconsin and New York. Population genetic theory predicts that when a mutation is maintained in a population at high frequencies, it likely......cates that winter flounder is a good candidate for stock enhancement, in which juvenile fish hatched from wild brood stock are raised in captivity and released into the wild. "We're studying winter flounder because we th...