نتایج جستجو برای: ecological agriculture

تعداد نتایج: 161650  

2016
George Martin Ian Christie

The contemporary interest in urban cultivation in the global North as a component of sustainable food production warrants assessment of both its quantitative and qualitative roles. This exploratory study weighs the nutritional, ecological, and social sustainability contributions of urban agriculture by examining three cases—a community garden in the core of New York, a community farm on the edg...

2011
Peter H Thrall John G Oakeshott Gary Fitt Simon Southerton Jeremy J Burdon Andy Sheppard Robyn J Russell Myron Zalucki Mikko Heino R Ford Denison

Anthropogenic impacts increasingly drive ecological and evolutionary processes at many spatio-temporal scales, demanding greater capacity to predict and manage their consequences. This is particularly true for agro-ecosystems, which not only comprise a significant proportion of land use, but which also involve conflicting imperatives to expand or intensify production while simultaneously reduci...

2016
Karl S. Zimmerer Steven J. Vanek Claudia A. Radel Jacqueline M. Vadjunec

Scientific and policy interest in the biological diversity of agriculture (agrobiodiversity) is expanding amid global socioeconomic and environmental changes and sustainability interests. The majority of global agrobiodiversity is produced in smallholder food-growing. We use meta-analyses in an integrated framework to examine the interactions of smallholder agrobiodiversity with: (1) livelihood...

Journal: :Agriculture, Ecosystems & Environment 2016

Journal: :Sustainability 2022

Organic farming is an important objective of the European Commission, translated into Green Pact through Farm to Fork Strategy and Biodiversity Strategy, with EU member countries having find solutions meet target at least 25% agricultural land being used for organic cultivation by 2030. The aim Romania can be achieved modelling distribution crops in terms cultivated areas production yields obta...

2012
Mikael Hildén Pekka Jokinen Jyrki Aakkula

The concept of sustainability has been a part of theory and practice in agriculture for a long time, but the diverse roots of the concept have led to a number of different definitions of sustainable agriculture. This paper provides an overview of the policy development of sustainable agriculture in Finland by examining internal and external discourses of sustainability and the evolution in diff...

2017
Vassilis Detsis Helen Briassoulis Constantinos Kosmas

This paper applies a resilienceand assemblage-based methodology to study the socio-ecological dynamics of human responses in the land degradation-affected Messara Valley (Crete, Greece) socio-ecological system, from 1950 to 2010. It posits that thesedynamics aredriven by changes in their effectiveness, called ‘socio-ecological fit’, to serve placeand time-specific goals. The socio-ecological fi...

2016
Lauren C. Ponisio Paul R. Ehrlich Carol Shennan

The sustainability of society hinges on the future of agriculture. Though alternatives to unsustainable, high-input industrial agriculture are available, agricultural systems have been slow to transition to them. Much of the resistance to adopting alternative techniques stems from the perceived costs of alternative agriculture, mainly in terms of yields. The general assumption is that agricultu...

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