نتایج جستجو برای: ecological sustainability

تعداد نتایج: 159201  

2014
Barbara Cosens Lance Gunderson Melinda Harm Benson

Current governance of regional scale water management systems in the United States has not placed them on a path toward sustainability, as conflict and gridlock characterize the social arena and ecosystem services continue to erode. Changing climate may continue this trajectory, but it also provides a catalyst for renewal of ecosystems and a window of opportunity for change in institutions. Res...

C. Shennan K. Rezaei-Moghaddam M. Fatemi M. Wackernagel

ABSTRACT- Sustainability and environmental management are the most cited ideas linking the environment and development. The sustainability of natural resources depends upon our paradigm and related approaches to the relationship between society and the environment. Efficient management is a primary task due to the pressure on nature. Ecological footprint analysis has been intro...

2008
Jianguo Wu

Urban sustainability is one of the most pressing and challenging tasks facing humanity today because cities are the primary sources of major environmental problems, the centers of economic and social developments, and home to more than half of the world population. While the ecological, economic, and social dimensions of sustainability are equally important in principle, the ecology of cities i...

2015
Heather Burns

If educators are to effectively prepare learners with the knowledge, skills, and values they will need for creating more sustainable places and communities, a transition must be made from transmissive teaching models to transformative learning processes. But how can courses be designed or redesigned so that they create opportunities for transformational sustainability learning, and how can ecol...

Journal: :Brazilian journal of biology = Revista brasleira de biologia 2015
I C Machado L Fagundes M B Henriques

This study was carried out with groups of extractivists of mangrove oysters in the estuary of Cananéia, São Paulo State, Brazil, between the years 1999 and 2007 with the objective to evaluate and compare trends in the sustainability of this activity, in a multidimensional and integrated way, in social, economic, ecological, technological and ethical dimensions, using the method RAPFISH. The dif...

2012
TOM L. GREEN

In 1990, fearing that unsustainable production and consumption patterns were aggravating poverty and undermining prospects for future generations, university leaders issued the Talloires Declaration, committing their institutions to fostering sustainability, which the Declaration describes as “an equitable and sustainable future for all humankind in harmony with nature”. They pledged to work to...

Journal: Desert 2015

Agricultural sustainability refers to the ability of a cropping system to produce, without causing irreversible damage tothe ecosystem. There is an increasing need to view cropping systems and identify management practices in a holisticindicator-based impact assessment. The main objective of this study was to compare and rank the cropping systems of theMarvdasht plain in Fars Province; in order...

The principles and practice of sustainability have gained momentum in the last 15 years and now form a central part of conversations around social praxis and the future. It has been proposed that the theories driving sustainability science are embedded in Indigenous history, and it has been shown that many ancient traditions always concerned themselves with sustainable and ethical living. Among...

2008
F. Stuart Chapin Gail Whiteman

Humans are an integral component of ecosystems, just as the products of ecosystems are critical to social systems. To understand the future state of the boreal forest, we must understand the ecological, social, economic, and business interactions that link ecological and social systems into a common regional system, as well as the feedbacks that govern changes in these interactions. We analyze ...

2013
C. Lightfoot V. Christensen

A tentative list of ecological attributes; diversity, cycling, stability and capacity, is proposed for quantification and ranking of farming systems along a hypothetical scale of increasing ecological sustainability. The modelling and preliminary analysis of four rice-based systems from the Philippines, two on-station experimental systems and two smallholder farms, confirms our intuitive percep...

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