نتایج جستجو برای: ecological changing

تعداد نتایج: 244531  

2000

Discusses the interaction between socio-economic systems and their natural environment, by examining the indicators of sustainable development. Areas covered by the operationalization of sustainable development indicators; Details on the global nature of environmental problems; Important strategy of the operationalization of sustainable development; Link between economic data and ecological ind...

2009
Nick Devereux

Differential 2.2μm (K-band) luminosity functions are presented for a complete sample of 1570 nearby (Vgsr ≤ 3000 km/s, where Vgsr is the velocity measured with respect to the Galactic standard of rest), bright (K ≤ 10 mag), galaxies segregated by visible morphology. The K-band luminosity function for late-type spirals follows a power law that rises towards low luminosities whereas the K-band lu...

2014
Waqas Ahmed Esteban Zimányi Robert Wrembel

Data warehouse systems integrate data from heterogeneous sources. These sources are autonomous in nature and change independently of a data warehouse. Owing to changes in data sources, the content and the schema of a data warehouse may need to be changed for accurate decision making. Slowly changing dimensions and temporal data warehouses are the available solutions to manage changes in the con...

2010
Maria R. Partidario

Understanding sustainability engages multiple views in a wide spectrum of technological, social and political positions. Over the last two decades it appears that an evolutionary process reflects a changing sustainability paradigm. At the basis of this changing paradigm remain strong principles of dematerialization, reflected in cuts in natural resource consumption, changing pathways to overcom...

1986
Uri Zernik Michael G. Dyer

the streets, take to swimming, take over, Old, Although this ,'tl)proach proves effective in parsing and in generation, there are two acute problems which still require solutions. First, due to the huge size of the phrasal lexicon, cspeciaIly when considering subtle meanings and idiosyncratic behavior of phrases, encoding of ]exical entries cannot be done manually. Thus, phrase acquisition must...

2004
MARTIN ROBARDS LILIAN ALESSA

Historical relationships between people and a changing Arctic environment (which constitute a social-ecological system, or SES) can offer insights for management that promote both social and ecological resilience. The continued existence of healthy renewable resources around communities is particularly important, as subsistence and commercial use of local resources are often the only practical ...

Journal: :Environmental entomology 2007
Rebecca V Batalden Karen Oberhauser A Townsend Peterson

Eastern North American monarch butterflies (Danaus plexippus L.) show a series of range shifts during their breeding season. Using ecological niche modeling, we studied the environmental context of these shifts by identifying the ecological conditions that monarchs use in successive summer months. Monarchs use a consistent ecological regimen through the summer, but these conditions contrast str...

2006
Gert Cornelissen Mario Pandelaere Luk Warlop Siegfried Dewitte

In the present article we test a social marketing tool, to induce pro-environmental consumer behavior. The tool intends to do so by changing a target’s self-perception from someone who usually does not engage in pro-environmental behavior to someone who usually engages in pro-environmental behavior. It is based on the assumption that people may fail to view themselves as environmentally conscio...

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