搜索结果: 1-15 共查到“知识库 生物学 Biodiversity”相关记录26条 . 查询时间(0.031 秒)
INTEGRATION AND USAGE OF INDICES, FEATURE COMPONENTS AND TOPOGRAPHY IN VEGETATION CLASSIFICATION FOR REGIONAL BIODIVERSITY ASSESSMENT
Remote Sensing Vegetation Classification Accuracy Ecology Spectral
2015/7/29
The classification of vegetation has been an important research subject in botany, ecology, geography, and other disciplines
to map the differences in vegetation types. Classifying vegetation by rem...
Exploring Benthic Biodiversity Patterns and Hotspots on European Margin Slopes
European Margin Slopes Biodiversity Patterns
2015/7/3
There is increasing evidence that continental slope ecosystems represent one of the major
repositories of benthic marine biodiversity. The enhanced levels of biodiversity along slopes are hypothesiz...
Biodiversity of Cold Seep Ecosystems Along the European Margins
European Margins Ecosystems Along
2015/7/3
During the European Commission’s Framework Six Programme, HERMES, we investigated three main areas along
the European margin, each characterized by the presence of seep-related structures exhibiting...
On the potential policy use of some selected biodiversity indicators: limitations and recommendations for improvements ‒ Short Communication
convention on biological diversity environmental policy
2015/5/5
In order to facilitate the use of biodiversity indicators in policy making at the country level, a few and
well-established indices should be suggested. Promising candidates include biodiversity-rel...
Nitrogen deposition mediates the effects and importance of chance in changing biodiversity
community structure ecological drift immigration natural selection neutral theory niche theory
2015/2/4
Nitrogen deposition is changing biodiversity on Earth. We need to understand the underlying mechanisms to conserve biodiversity better. Both selection and chance are potential mechanisms, and they may...
Tradeoffs and thresholds in the effects of nitrogen addition on biodiversity and ecosystem functioning: evidence from inner Mongolia Grasslands
aboveground biomass ecological restoration ecosystem management Eurasia steppe nitrogen enrichment plant functional group composition species richness
2015/2/4
Nitrogen (N) deposition is widely considered an environmental problem that leads to biodiversity loss and reduced ecosystem resilience; but, N fertilization has also been used as a management tool for...
TURNING UP THE HEAT ON THE LITTLE THINGS THAT RUN THE WORLD: EVALUATING THE IMPACTS OF CLIMATE CHANGE ON ANT BIODIVERSITY IN THE TEMPERATE FOREST COMMUNITIES OF THE NORTHEASTERN UNITED STATES
Biodiversity Climate Change Ants Ecology Biogeography Macroecology
2014/12/18
Climatic change threatens biodiversity worldwide. In the forests of the northeastern United States, climate change is expected to increase mean annual temperatures by up to 4.5˚C and change preci...
Managing for ocean biodiversity to sustain marine ecosystem services
ecosystem services ocean
2015/12/11
Managing for ocean biodiversity to sustain marine ecosystem services。
Study of seasonal influences on algal biodiversity in the River Yarqon (central Israel) by bio-indication and canonical correspondence analysis (CCA)
Algae biodiversity ecology CCA seasonal River Yarqon Israel
2010/3/17
In our research conducted in the River Yarqon during 2003-2006, we identified 313 taxa of algae and cyanobacteria belonging to 8 taxonomical divisions. Out of these 313 taxa, 268 taxa (85.6%) were ind...
Changing perspectives on biodiversity conservation: from species protec-tion to regional sustainability
biodiversity conservation biology landscape ecology sustainability science
2009/9/23
Biodiversity is the basis for ecosystem goods and services that provide for human survival and prosperity. With a rapidly increasing human population and its demands for natural resources, landscapes...
Second Annual Report Abridged of the Biodiversity Working Group （BWG） of the China Council for International Cooperation on Environment and Development （CCICED）
Biodiversity Working Group Second Annual Report
2009/9/23
Second Annual Report Abridged of the Biodiversity Working Group （BWG） of the China Council for International Cooperation on Environment and Development （CCICED）。
On Biodiversity of Xishuangbanna and its Conservation
biodiver~ity conservation traditional preserving system Xishu ngbanna
2009/9/23
There lives a vast number of plant and animal species in Xishuangbanna．Biodiversity plays a
significant role based on its funotion in economy， society，culture， religion，environment and
germplasm con...
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...
The Legislation for Biodiversity Conservation in China
legislation biodiversity conservation China
2009/9/22
Bi0diversity conservation depends on a sound legislation in both international and national levels．
China has prom ulgated a series of laws and regulations concerning biodiversity conservation，especi...
The Impact of the Three Gorges Hydroelectric Project on and the Preservation Strategies for the Biodiversity in the Affected Region
biological diversity Three Gorges Hydroelectric Project preserving strategies im—pact of the hydroelectric projec
2009/9/22
The impact of the Three Gorges Hydroelectric Project on the plant diversity in the reservoir
region was assessed based upon field surveys of the plant species and vegetation surrounding the
reservoi...