Ecology, Environment & Conservation back issues from September 2008:
Studies from University of Washington yield new data on science.
Sep 05, 2008 ... "Limited by the availability of data, conservation planners must use surrogates for biodiversity when selecting conservation areas. Although several methods have been proposed for selecting surrogates, no clear set of species attributes have been described that allow for the efficient a ...
New science findings from H.G. Xu and co-researchers published.
Sep 05, 2008 ... According to recent research from Nanjing, People's Republic of China, "Understanding patterns of biodiversity is essential to developing conservation strategies and monitoring conservation goals, and severe data constraints make surrogate indicators necessary. We used a comprehensive data ...
Reports from S.P. Zuo et al highlight recent research in science.(Report)
Sep 05, 2008 ... According to recent research from Yangling, People's Republic of China, "The objective of this study was to integrate allelopathic bioassay and point sampling methods to investigate the allelopathic rank of the stubble of different wheat genotypes and its effect on weed biodiversity in a ...
Scientists at Helsinki University discuss research in science.
Sep 05, 2008 ... "aim, and scope Today, the effective integration of life cycle thinking into existing business routines is argued to be the most critical step for more sustainable business models. The study tests the suitability of an input-output life cycle assessment (IO-LCA) approach in screening life ...
Report summarizes science study findings from University of Jyvaskyla.
Sep 05, 2008 ... According to a study from Jyvaskyla, Finland, "In northern Europe, a long history of land use has led to profound changes within forest ecosystems. The white-backed woodpecker (Dendrocopos leucotos) is one of several specialised forest species whose populations have declined." ...
Investigators at Federal University zero in on neotropical ichthyology.
Sep 05, 2008 ... "Information related to the diet of one species always contributes to the knowledge of its bionomy and the functioning of the ecosystem in which the species lives. Therefore, understanding the feeding ecology of one fish population and its ontogenetic, spatial and temporal aspects help to ...
Research conducted at T. Ortizmartinez and co-researchers has updated our knowledge about primatology.
Sep 05, 2008 ... "Primate conservation requires a better knowledge of the distributions and statuses of populations in both large areas of habitat and in areas for which we currently have no information. We focused on spider monkeys (Ateles geoffroyi) and howler monkeys (Alouatta palliata) in the state of ...
Research in the area of environment reported from L.T. Guimaraes and colleagues.(Report)
Sep 05, 2008 ... "Water, a renewable natural resource that is indispensable both to human life and to economic processes, has had its hydrological cycle threatened by pollution and contamination of hydrological resources. In Brazil, in 1997, Law 9.433 established the river basin as the unit for territorial ...
New natural sciences findings from University of Tartu published.
Sep 05, 2008 ... According to a study from Tartu, Estonia, "The recent ''overhead threshold'' model for optimal age and body size at maturity ( Day and Rowe 2002) predicts that phenotypic variability in adult body size will be low under inferior environmental quality and will increase with improving ...
Reports outline plant pathology study results from University of Warwick.
Sep 05, 2008 ... "Molecular ecology of plant-microbe interactions has immediate significance for filling a gap in knowledge between the laboratory discipline of molecular biology and the largely theoretical discipline of evolutionary ecology. Somewhere in between lies conservation biology, aimed at ...
Research in the area of plant biology reported from Ajou University.(Report)
Sep 05, 2008 ... "Brasenia schreberi J.F. Gmelin is a declared endangered species found in the lakes and ponds of South Korea," scientists in South Korea report. "For planning its conservation strategy, we examined the genetic diversity within and among six populations, using randomly amplified ...
Research from University of Dhaka provide new insights into occupational and environmental health.
Sep 05, 2008 ... According to a study from Dhaka, Bangladesh, "The majority of the population in Bangladesh is employed in manual handling tasks, but adequate protections for these workers do not exist." "Conditions at a boulder handling site, saw mill, rice packaging plant. and construction ...
Research from P.J. Couper and co-researchers in the area of museum science published.
Sep 05, 2008 ... According to recent research from Brisbane, Australia, "The Saltuarius swaini lineage comprises four species: S. swaini (Wells & Wellington, 1985), S. wyberba (Couper et al., 1997), S. moritzi n.sp. and S. kateae n.sp. These are diagnosed by scalation and colour pattern differences; high ...
New microbiology and biotechnology findings from University of Basilicata described.
Sep 05, 2008 ... "The principal agent in winemaking is the yeast Saccharomyces cerevisiae, which is characterized by a significant strain biodiversity. Here we report the characterization of 80 wild S. cerevisiae strains, isolated from grapes of different varieties in southern Italy, for genetic and ...
Research from Brandeis University has provided new data on life sciences.
Sep 05, 2008 ... "Partially in response to the increasing complexity of governance structures in the international environmental arena, international scholars have adopted a distinction between ''Type 1'' and ''Type 2'' international agreements. The former refer to agreements between governments, whereas ...
Research reports on hydrobiology from P. Zemlys and colleagues provide new insights.
Sep 05, 2008 ... "The results of application of 2D finite element model SHYFEM to the Curonian lagoon (Baltic Sea) are considered. SHYFEM consist of a physical processes module and an eutrophication module EUTRO adapted for the SHYFEM code from well known modelling system WASP," researchers in Klaipeda, ...
Studies from University of Johannesburg provide new data on science.
Sep 05, 2008 ... According to recent research published in the South African Journal of Wildlife Research, "Chonopeltis australis is an ectoparasite of freshwater fishes and is endemic to Africa. It was collected in Boskop Dam in the North West Province from Labeo capensis and Labeo umbratus." ...
Studies from M. Mushtaq et al further understanding of botany.
Sep 05, 2008 ... According to a study from Karachi, Pakistan, "A total of 11 species belonging to 8 genera of yeasts were isolated from nectar of Malvaviscus arboreus and 26 species belonging to 12 genera from nectar of Pancratium biflorum flowers." "The isolated yeast species were identified on ...
Investigators at University of Cordoba publish new data on genetics.
Sep 05, 2008 ... According to recent research published in the journal Genetic Resources and Crop Evolution, "A cultivated tetraploid asparagus landrace 'Morado de Huetor' growing in the South of Spain has been collected and conserved ex situ in two experimental plots. This landrace has been reported to ...
Studies from H. Eerens and colleagues provide new data on weed science.
Sep 05, 2008 ... "Glasshouse experiments were conducted to evaluate whether herbicide application rates could be reliably reduced without compromising the efficacy of the herbicide. The seedling, and vegetative and preflowering plants of nodding thistle (Carduus nutans) and hairy buttercup (Ranunculus ...
New findings from O.V. Shuuaeua and co-authors describe advances in analytical science.
Sep 05, 2008 ... According to recent research from Russia, "A sensitive and very simple method for determination of mercury species in solid samples has been developed involving thermal release analysis in combination with atomic absorption (AAS) detection." "The method allows determination of ...
Study data from National University provide new insights into geology.
Sep 05, 2008 ... According to recent research from Cordoba, Argentina, "As the Beagle Channel lies between the Atlantic and the Pacific oceans, this is a critical region for the interpretation of faunal distributions in the Magellan Region. This work proposes a paleoenvironmental interpretation of the ...
Researchers at University of Utah release new data on zoology.
Sep 05, 2008 ... "The diet of African hippopotamids can be documented through delta C-13 analyses of enamel and other tissues. Analysis of a 10-million-year sequence of hippopotamids in and near the Lake Turkana Basin of northern Kenya shows that hippos have included a substantial fraction of C-3 ...
New geological engineering data have been reported by M. Abbas and co-authors.
Sep 05, 2008 ... "An area 47 x 26 m adjacent to the Queens' pyramids near the Menkaure Pyramid, Giza, was examined using 14 parallel Wenner-Schlumberger profiles at 2 m intervals with a 1 m electrode spacing," scientists in Helwan, Egypt report. "Most of the inverted 3-D models show moderate ...
Reports by B.L. Figueroarangel and co-researchers describe recent advances in ecology.
Sep 05, 2008 ... "The pine-dominated forests of west-central Mexico are internationally recognized for their high biodiversity, and some areas are protected through various conservation measures including prohibition of human activity. In this region, however, there is evidence for human settlement dating ...
Research from University of Delaware yields new data on science and technology.
Sep 05, 2008 ... "A novel model has been developed to describe the kinetics of Zn adsorption and desorption to soils. The model incorporates the mechanistic-based equilibrium model WHAM (Windermere humic aqueous model) to account for the chemical variation during the reaction (e.g., pH and Zn2+ ...
Reports from R.J. Conzemius et al highlight recent research in meteorology.
Sep 05, 2008 ... "Results are presented from a combined numerical and observational study of the convective boundary layer (CBL) diurnal evolution on a day of the International H2O Project (IHOP_2002) experiment that was marked by the passage of a dryline across part of the Oklahoma and Texas Panhandles ....
Research on fisheries management discussed by A.M. Muir and co-researchers.
Sep 05, 2008 ... According to recent research published in the North American Journal of Fisheries Management, "We compared sagittal otolith and scale age estimation methodologies for lake whitefish Coregonus clupeaformis collected in Georgian Bay and the main basin of Lake Huron between 2002 and 2004 in ...
Researchers at University of Washington release new data on ethology.(Report)
Sep 05, 2008 ... "Because adult females of primitively eusocial insects are plastic in their social roles, they are excellent models for assessing factors that affect fecundity and its relationship with dominance. Previous cross-sectional studies led to the dominance-nutrition hypothesis, which posits that ...
New virtual environments research from A. Lehmann and co-researchers described.
Sep 05, 2008 ... "Mental rotation is the capacity to predict the orientation of an object or the layout of a scene after a change in viewpoint. Previous studies have shown that the cognitive cost of mental rotations is reduced when the viewpoint change results from the observer's motion rather than the ...
Scientists at Federal University publish research in marine biology.
Sep 05, 2008 ... 'A new species of Paramphinome (Polychaeta: Amphinomidae) is described from southern Brazil (900-2000 m). Paramphinome posterobranchiata sp. nov. differs from already described species by having a small body (1-9 mm); a low number of chaetigers (10-29); branchiae in few ...
Research on aquatic toxicology described by scientists at University of Basel.
Sep 05, 2008 ... According to a study from Basel, Switzerland, "The knowledge that exposure to estrogenic wastewater treatment work (WwTW) effluents induces a range of reproductive abnormalities in fish has highlighted the need to understand the wider health effects of effluents. Access to laboratory-based ...
Reports from University of Berlin highlight recent research in chemical ecology.
Sep 05, 2008 ... "Males of the desert beetle Parastizopus armaticeps (Per.) (Coleoptera: Tenebrionidae) exhibit a characteristic calling behavior that attracts females by raising the tip of the abdomen, exposing the aedeagus, and remaining in this posture for a few seconds while emitting a pheromone. We ...
Recent findings from University of Liege highlight research in polar research.
Sep 05, 2008 ... "In January 2004 the microplankton community from the coastal waters of Terre Adelie and Georges V Land (139 degrees E-145 degrees E) was studied. Results showed a diatom-dominated bloom with chlorophyll a levels averaging 0.64 mu g l(-1) at 5 m depth (range 0.21-1.57 mu g l(-1))," ...
Research from J. Chave and colleagues has provided new data on tropical ecology.
Sep 05, 2008 ... "The dynamics of tropical forest woody plants was studied at the Nouragues Field Station, central French Guiana. Stem density, basal area, above-ground biomass and above-ground net primary productivity, including the contribution of litterfall, were estimated from two large permanent ...
Reports from Aarhus University add new data to research in wildlife biology.
Sep 05, 2008 ... "Estimating 'total counts' of waterbirds from aircraft is a widely used survey method, and we assessed the effectiveness of this method for geese, ducks, waders and gulls by comparing the results of counts from aircraft with ground counts in the Danish Wadden Sea during 1984-1998. In ...
New fisheries research research from J.S. Gunn and co-researchers described.(Report)
Sep 05, 2008 ... According to recent research from Hobart, Australia, "In the early 1990s, the spawning biomass of the southern bluefin tuna (SBT) population was estimated to be less than 10% of its historical level. However, major uncertainties surrounding the age composition of the catch confounded the ...
Research findings from R.E. Hewitt et al update understanding of plant ecology.
Sep 05, 2008 ... According to a study from the United States, "Allelopathic inhibition of germination by Florida scrub plants has been demonstrated in the greenhouse and lab, but not in the field. We studied the allelopathic effects of Florida rosemary (Ceratiola ericoides) roots, leaves, and litter ...
Scientists at University of Guelph publish research in environmental biology.
Sep 05, 2008 ... According to a study from Guelph, Canada, "Phylogenetic hierarchies are often composed of younger diverging lineages nested within older diverging lineages. Comparing phenotypic variation among several hierarchical levels can be used to test hypotheses about selection, phenotypic evolution ...
Data on environmental modeling detailed by D. Ajtay and co-authors.
Sep 05, 2008 ... According to a study from Dubendorf, Switzerland, "A developed instantaneous emission model is applied to predict emission factors for small vehicle fleets for quality assessment. Extensive vehicle measurements of pre-Euro-1 gasoline, Euro-3 gasoline, and Euro-2 diesel vehicles are ...
Researchers from University of Arizona describe findings in environmental research.(Report)
Sep 05, 2008 ... "Urbanization is increasing rapidly in semi-arid environments and is predicted to alter atmospheric deposition of nutrients and pollutants to cities as well as to ecosystems downwind. We examined patterns of wet and coarse dry deposition chemistry over a five-year period at 7 sites across ...
Research results from M. Sprovieri and co-authors update knowledge of ocean research.
Sep 05, 2008 ... According to recent research published in the journal Paleoceanography, "A Mediterranean composite sedimentary record was analyzed for Ba/Ca ratios on carbonate shells of Orbulina universa planktonic foraminifer (Ba/Ca) carb providing the opportunity to study and assess the extent of ...
New biodiversity study findings reported from University of London.(Report)
Sep 05, 2008 ... According to a study from Egham, the United Kingdom, "In financially and human capacity poor countries, there is an important need to monitor the status of resource rich ecosystems in the face of growing extractive activities in simple and inexpensive ways. In this study we explore the ...
Study findings from Griffith University provide new insights into marine ecology.
Sep 05, 2008 ... According to recent research from Gold Coast, Australia, "The significance of cannibalism in the diet of juvenile pond-cultured blue swimmer crabs (Portunus pelagicus (L.)) was investigated using dual stable isotope analysis of carbon and nitrogen. In a laboratory feeding experiment, delta ...
Research in the area of animal conservation reported from J. Smart and colleagues.
Sep 05, 2008 ... According to recent research from Sandy, the United Kingdom, "Snipe Gallinago gallinago breeding on lowland wet grasslands in U.K. have undergone widespread and dramatic declines in abundance and distribution since at least the 1970s. There are many potential drivers of the decline but ...
Study data from Y.B. Debruin and colleagues update understanding of environmental science.
Sep 05, 2008 ... According to a study from Ispra, Italy, "Aim and scope All across Europe, people live and work in indoor environments. On average, people spend around 90% of their time indoors (homes, workplaces, cars and public transport means, etc.) and are exposed to a complex mixture of pollutants at ...
Studies from K.R. Vincent et al provide new data on freshwater research.
Sep 05, 2008 ... According to a study from the United States, "The numbers and sizes of sand beaches suitable for recreation along selected whitewater rivers in the western United States depend on sand concentrations, range of discharge and the size, frequency and type of depositional settings. River-width ...
Research on environmental monitoring reported by R. Singh et al.(Report)
Sep 05, 2008 ... According to recent research from India, "Isoprene is most dominant volatile organic compounds (VOC) emitted by many plants. In this study 40 common Indian plant species were examined for isoprene emission using dynamic flow through enclosure chamber technique." "Isoprene ...
Study data from H. Bedioui and colleagues update understanding of gastroenterology.
Sep 05, 2008 ... According to a study from Tunis, Tunisia, "Phytobezoars are a rare cause of acute bowel obstruction. The purpose of this work was to identify the predisposing factors and diagnostic difficulties of this rare entity." "-This was a retrospective study including aU cases of ...
Research from University of Kentucky in the area of experimental zoology published.
Sep 05, 2008 ... According to recent research from the United States, "Emerging evidence showed that variations in environmental temperature affect both leptin and uncoupling protein (UCP) gene expression in mammals, whereas a little is known about such interactions in birds. Thus, we conducted the present ...
Study results from Kenyon College provide new insights into toxicological sciences.(Report)
Sep 05, 2008 ... "Xenopus laevis and other frogs are extremely insensitive to the toxicity of xenobiotic ligands of the aryl hydrocarbon receptor (AHR), including 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD). Premetamorphic life stages are especially insensitive, and they are reported to be refractory to ...
Research on environmental medicine published by J.M. Pontier et al.
Sep 05, 2008 ... "Previous animal studies reported that platelet count (PC) is decreased following decompression. Adherence and aggregation of platelets to the bubble surface has been demonstrated in severe decompression sickness (DCS)," investigators in Toulon, France report. "The present ...
Data from Oregon State University advance knowledge in applied pharmacology.
Sep 05, 2008 ... According to recent research from the United States, "Organochlorine (OC) insecticides continue to occur in tissues of humans and wildlife throughout the world although they were banned in the United States a few decades ago. Low doses of the OC insecticide chlordecone (CD) alter hepatic ...
Scientists at Hiroshima University describe research in biophysics.
Sep 05, 2008 ... According to a study from Japan, "In the process of developing a new dosimetry system for atomic bomb survivors in Hiroshima and Nagasaki (DS02), an intercomparison study between Eu-152 and Cl-36 measurements was proposed, to reconcile the discrepancy previously observed in the Hiroshima ...
New fisheries management findings from B.P. Baldigo and co-authors described.
Sep 05, 2008 ... According to a study from the United States, "Many streams and rivers throughout North America have been extensively straightened, widened, and hardened since the middle 1800s, but related effects on aquatic ecosystems have seldom been monitored, described, or published. Beginning in the ...
Research from Mississippi State University yields new data on meteorology.
Sep 05, 2008 ... "Previous wildfire research in the United States has been focused primarily on the western states. Much of this research has discovered relationships between wildfire variability and atmospheric teleconnections," scientists in the United States report. "Thus far, few published ...
New ocean research study findings recently were published by A. Takasuka and co-researchers.
Sep 05, 2008 ... According to a study from Yokohama, Japan, "Anchovy and sardine are both abundant small pelagic fish that have exhibited out-of-phase population oscillations in both the western boundary current region off Japan and the eastern boundary current upwelling region off California. These ...
New findings from University of Alaska in the area of fisheries management published.(Report)
Sep 05, 2008 ... According to a study from the United States, "Triploid largemouth bass Micropterus salmoides could be valuable both in sport fish management and in food fish production. This study compared the growth and reproductive development of diploid and triploid largemouth bass through age 1 in ...
Studies from University of Hawaii in the area of fisheries management published.(Report)
Sep 05, 2008 ... "Tag loss and mortality that results directly from the tagging process are a concern to all tagging programs because they reduce sample sizes and can bias population and survival estimates. The purposes of this study were to estimate streamer tag loss in Hawaiian spiny lobsters Panulirus ...
Research from University of Newcastle-upon-Tyne yields new data on environment.
Sep 05, 2008 ... According to recent research from the United Kingdom, "Recent studies using quantitative fluorescence in situ hybridization (FISH) have supported the principle that there are mycolata concentration thresholds, above which foaming is likely to occur." "In this study, we surveyed ...
New ecology study findings have been reported by L. Poorter and colleagues.
Sep 05, 2008 ... According to a study from Netherlands, "A central goal of comparative plant ecology is to understand how functional traits vary among species and to what extent this variation has adaptive value. Here we evaluate relationships between four functional traits (seed volume, specific leaf ...
Data on fisheries research reported by D. Grixti and co-researchers.(Report)
Sep 05, 2008 ... According to recent research from Queenscliff, Australia, "Black bream (Acanthopagrus butcheri) is the main target species amongst the estuarine recreational fisheries of Victoria, Australia. The A. butcheri fishery is managed through legal-minimum length and daily bag limits. The success ...
New aquatic toxicology study results reported from Y. Liu et al.
Sep 05, 2008 ... According to a study from Beijing, People's Republic of China, "Perfluorooctanoic acid (PFOA), a potentially toxic perfluorinated compound (PFC), has been widely disseminated in the environment. In the present study, rare minnows (Gobiocypris rarus) exposed to PFOA exhibited ...
Researchers from University of Toulouse describe findings in science and technology.
Sep 05, 2008 ... According to a study from Toulouse, France, "The molecular mechanisms of cadmium toxicity for aquatic phototrophic microorganisms, reversible adsorption on the surface, and cellular uptake during growth were investigated by combining batch macroscopic experiments with atomic-level in situ ...
Research by J.A. Deleongonzalez and colleagues in marine biology provides new insights.
Sep 05, 2008 ... According to a study from Mexico, "A new species of Australonuphis Paxton, 1979 from the Ecuadorian coast, eastern Pacific, is described." "The new species is characterized by seven modified parapodia, cirriform ventral cirri on the anterior 16 to 19 chaetigers, subacicular ...