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Relative importance of trophic interactions and nutrient enrichment in seagrass ecosystems: A broad-scale field experiment in the Baltic–Skagerrak area
Relative importance trophic interactions nutrient enrichment in seagrass ecosystems A broad-scale field experiment the Baltic–Skagerrak area
2014/4/17
The interaction of eutrophication and predation in structuring seagrassZostera marinaL. ecosystems was assessed in a field experiment in three regions along an estuarine salinity gradient, from southe...
Characterization of Multispecies Living Ecosystems With Cellular Automata
multispecies artificial ecosystem food chain hierarchy Cellular Automata
2010/4/6
A multispecies artificial ecosystem is formulated using cellular automata with species interactions and food chain hierarchy. The constructed finite state automaton can simulate the complexity and sel...
Bacteria in the global atmosphere – Part 1: Review and synthesis of literature data for different ecosystems
Bacteria global atmosphere literature data
2009/12/31
Bacteria are ubiquitous in the atmosphere, with concentrations of bacterial cells typically exceeding 1×104 m−3 over land. Numerous studies have suggested that the presence of bacteria in the at...
USDA RELEASES REPORT SUMMARIZING IMPACT OF CLIMATE CHANGE ON U.S. ECOSYSTEMS
CLIMATE CHANGE U.S. ECOSYSTEMS
2009/12/15
The U.S. Department of Agriculture (USDA), in cooperation with the University Corporation for Atmospheric Research and the U.S. Global Change Research Program (USGCRP), today released The Effects of C...
Environmental influences on carbon dioxide fluxes over three grassland ecosystems in China
Environmental influences carbon dioxide three grassland ecosystems China
2010/1/21
This study compared carbon dioxide (CO2) fluxes over three grassland ecosystems in China, including a temperate semiarid steppe in Inner Mongolia (NMG), an alpine shrub-meadow in Qinghai (HB), and an ...
Marine ecosystems get a climate form guide
Marine ecosystems a climate form guide climate change
2009/12/14
The Marine Climate Change Impacts and Adaptation Report Card for Australia, and an accompanying website, will provide a biennial guide for scientists, government and the community on observed and proj...
High Arctic lakes as sentinel ecosystems: Cascading regime shifts in climate, ice cover, and mixing
High Arctic lakes sentinel ecosystems Cascading regime shifts climate ice cover mixing
2014/4/17
Climate and cryospheric observations have shown that the high Arctic has experienced several decades of rapid environmental change, with warming rates well above the global average. In this study, we ...
Water in permafrost areas is available to the organisms during a short time and
in a restricted space. Models of soil water occurrence and flow are applicated as
basis for analysis of moisture in th...
A MODEL FOR SITE SPECIFIC ESTIMATION OF THE AVAILABLE SOIL WATER CONTENT AND THE EVAPOTRANSPIRATION IN FOREST ECOSYSTEMS
water balance model EVAPOTRANSPIRATION FOREST ECOSYSTEMS
2009/10/12
A vertical water balance model is presented which calculates a set of different water balance parameters (evapotranspiration, interception, runoff and soil water content) for various land covers and i...
Maintaining Biodiversity in Freshwater Ecosystems on Oceanic Islands of the Tropical Pacific
amphidroms freshwater ecosystems stream restoration gobioid fishe
2009/9/23
Stream animals on tmpical high islands have ecological counterparts among continental fauna but are
confronted with highly dynamic and variable environmental conditions that can far exceed those occu...
Nitrogen leaching from N limited forest ecosystems：the MERLIN model applied to Gårdsjön, Sweden
Nitrogen Sweden forest ecosystems
2009/6/5
Chronic deposition of inorganic nitrogen (N) compounds from the atmosphere to forested ecosystems can alter the status of a forest ecosystem from N-limited towards N-rich, which may cause, among other...
Benthic community structure and spatiotemporal thermal regimes in two upwelling ecosystems: Comparisons between South Africa and Chile
Benthic community structure spatiotemporal thermal regimes
2014/4/18
On the basis of 16-yr satellite time series (1987–2003) of sea surface temperature (SST) and using univariate and
multivariate statistical techniques, we quantified patterns of fluctuation in oceanog...
An automated dynamic chamber system for surface exchange measurement of non-reactive and reactive trace gases of grassland ecosystems
dynamic chamber system surface exchange measurement grassland ecosystems
2010/1/19
We present an automated dynamic chamber system which is optimised for continuous unattended flux measurements of multiple non-reactive and reactive trace gases on grassland ecosystems. Main design fea...
Ecosystems Push South--Warming Climate Drives Plankton and Penguins Poleward（图）
Ecosystems Push South Warming Climate Plankton and Penguins Poleward
2009/12/10
Adélie penguins are flocking closer to the South Pole. A new study in the leading journal Science explains why: they’re following the food supply, which is moving southward with changing climate.Krill...
Acidification and recovery of aquatic ecosystems in south central Ontario, Canada: regional application of the MAGIC model
regional dynamic model sulphate acid neutralising capacity
2009/3/12
The dynamic model MAGIC was applied to 25 lakes in south-central Ontario, Canada using a regional modelling methodology.