نتایج جستجو برای: land use efficiency
تعداد نتایج: 2128140 فیلتر نتایج به سال:
A significant challenge facing the world today is the expected 34% increase in the human population by 2050, which will require 70% more food from existing natural and land resources (FAO, 2009). Thus, the efficiency of natural resource use must be improved to meet the food security goals for a growing population while protecting the environment (FAO, 2009). Due to their ability to utilize cell...
Improvements in and the assessment of land use efficiency are crucial pillars for achieving Sustainable Development Goals (SDGs). This study reviews 208 representative papers, oral reports, project reports to provide a systematic comprehensive understanding current status future trends research on assessment. The findings reveal that (1) number papers is rapidly increasing, with primarily focus...
forest nurseries in north are the main sources of seedlings production for forest organization and urban green spaces. for more produce and less cost should be done good management of the production operations.study included data from 16 nursery seedling production in the north. in this study land (an area of seedling land) and personnel (workers and employees) as an input and the number of see...
planners have regarded understanding urban use per capita since the beginning of new thinking of urban development. this was stared with its pragmatics toward primary comprehensive urban plans and became a source for urban development plans that have tried to adapt per capita and standards with country’s conditions. iran's supreme council for planning and architecture, determined standards...
Ecosystem services are being protected and restored worldwide through payments for ecosystem services in which participants are paid to alter their land-management approaches to benefit the environment. The efficiency of such investments depends on the design of the payment scheme. Land features have been used to measure the environmental benefits of and amount of payment for land enrollment in...
soil organic carbon has been the most important soil quality measurement factors and has intense relation with soil physical, chemical and biological characteristics. organic matter and its components are important factors of soil aggregates constitution and stability and play significant role in its structure.so, this research has been done for achieving this purpose. this area is arounding sa...
land use planning, refers to how to use, distribute and protect the land. this type of planning can be considered from different perspectives, such as sustainable development perspective view is one of important land use views. in this paper we have tried to study and evaluate the land use change of maragheh city from sustainable development perspective, and study the harmony or disharmony with...
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