نتایج جستجو برای: ecological capacity

تعداد نتایج: 374336  

Journal: :Annual review of clinical psychology 2008
Saul Shiffman Arthur A Stone Michael R Hufford

Assessment in clinical psychology typically relies on global retrospective self-reports collected at research or clinic visits, which are limited by recall bias and are not well suited to address how behavior changes over time and across contexts. Ecological momentary assessment (EMA) involves repeated sampling of subjects' current behaviors and experiences in real time, in subjects' natural en...

1999
Uwe Deichmann

Poverty analysis is often based on national level indicators that are compared over time or across countries. The broad trends that can be identified using aggregate information are useful for evaluating and monitoring the overall performance of a country. For many policy and research applications, however, the information that can be extracted from aggregate indicators is not sufficient. Resea...

Journal: :Journal of environmental management 2014
Bamidele I Olu-Owolabi Paul N Diagboya Kayode O Adebowale

Sorption-desorption processes control soil-pollutant interactions. These processes determine the extent of pyrene transport in soils. Understanding sorption characteristics of pyrene is necessary in ascertaining its fate in soil. Laboratory batch experiments were conducted to study the sorptions-desorption of pyrene on eight soils from varying tropical agro-ecological zones (AEZs). The results ...

2013
L. Lebel J. M. Anderies James Wilson Louis Lebel John M. Anderies Bruce Campbell Carl Folke Steve Hatfield-Dodds Terry P. Hughes

The sustainability of regional development can be usefully explored through several different lenses. In situations in which uncertainties and change are key features of the ecological landscape and social organization, critical factors for sustainability are resilience, the capacity to cope and adapt, and the conservation of sources of innovation and renewal. However, interventions in social-e...

2010
Marine Elbakidze Per K. Angelstam Camilla Sandström Robert Axelsson

Building the adaptive capacity of interlinked social and ecological systems is assumed to improve implementation of sustainable forest management (SFM) policies. One mechanism is collaborative learning by continuous evaluation, communication, and transdisciplinary knowledge production. The Model Forest (MF) concept, developed in Canada, is intended to encourage all dimensions of sustainable dev...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2009
Stephen T Jackson Julio L Betancourt Robert K Booth Stephen T Gray

Climate change in the coming centuries will be characterized by interannual, decadal, and multidecadal fluctuations superimposed on anthropogenic trends. Predicting ecological and biogeographic responses to these changes constitutes an immense challenge for ecologists. Perspectives from climatic and ecological history indicate that responses will be laden with contingencies, resulting from epis...

2013
Michael Kubach Heiko Rossnagel Rachelle Sellung

Although eID technology has undergone several development cycles and eID have been issued to citizens of various European countries, it is still not as broadly used as originally expected. One reason is the absence of compelling use cases besides eGovernment. Current Research focuses mainly on the needs of the user and technical aspects. The economic perspective is often disregarded. This is es...

Journal: :Interface focus 2012
Daniel Grünbaum

Most ecological interactions occur in environments that are spatially and temporally heterogeneous-'patchy'-across a wide range of scales. In contrast, most theoretical models of ecological interactions, especially large-scale models applied to societal issues such as climate change, resource management and human health, are based on 'mean field' approaches in which the underlying patchiness of...

Journal: :Journal of theoretical biology 2010
Sanjeeva Balasuriya

The speed and the minimum carrying capacity needed for a successful population expansion into new territory are addressed using a reaction-diffusion model. The model is able to encapsulate a rich collection of ecological behaviours, including the Allee effect, resource depletion due to consumption, dispersal adaptation due to population pressure, biological control agents, and a range of breedi...

2009
Carole L. Crumley

That man is, in fact, only a member of a biotic team is shown by an ecological interpretation of history. Many historical events, hitherto explained solely in terms of human enterprise, were actually biotic interactions between people and land. The characteristics of the land determined the facts quite as potently as the characteristics of the men who lived on it. A land ethic, then, reflects t...

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