نتایج جستجو برای: land characteristics
تعداد نتایج: 769297 فیلتر نتایج به سال:
[1] A global biofuels program will potentially lead to intense pressures on land supply and cause widespread transformations in land use. These transformations can alter the Earth climate system by increasing greenhouse gas (GHG) emissions from land use changes and by changing the reflective and energy exchange characteristics of land ecosystems. Using an integrated assessment model that links ...
This paper analyses hedonic pricing factors in the urban residential land market of Vienna. Considerable impacts of the underground network are to be found on residential land values. The accessibility of open space and shopping opportunities are among the major pricing factors of residential land markets. The socio-economic characteristics of the neighbourhood are also important. The connectio...
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...
The existing management of property restrictions and responsibilities poses a major barrier to achieving sustainable land management. Administrative responses have concentrated on organising information rather than achieving the original policy objectives of good land management. Disparate management of individual restrictions has made it extremely difficult to develop and evaluate the effects ...
Since the Land Administration Bureau was established in 1986, China has carried out the national land-use planning twice, of which the first was focused on "serving for social and economic development", and the second converted to “protecting arable land". At present a new round of land-use planning is ongoing (2005-2020), but the aims and requirements are even more and higher(Zheng Weiyuan,200...
Under rapid urban sprawl in Northeast China, land conversions are not only encroaching on the quantity of cultivated lands, but also posing a great threat to black soil conservation and food security. This study's aim is to explore the spatial relationship between comprehensive cultivated soil heavy metal pollution and peri-urban land use patterns in the black soil region. We applied spatial la...
In this work, with wavelet transform, the author investigates possible connection between global land-ocean temperature and solar activity. The study shows fluctuation characteristics in the global land-ocean temperature change. The modulation action from solar activity plays an important role in the temperature change, and there is a possible association existing in the global land-ocean tempe...
With increasing computational resources, environmental models are run at finer grid spacing to resolve the land surface characteristics. The land use/land cover (LULC) data sets input into land surface models are used to assign various default parameters from a look-up tables. The objective of this study is to assess the potential uncertainty in the LULC data and to present a reclassification m...
An agent-based model, incorporating a small set of primarily agent-based variables, was designed to explain private land-use decision making. Agents are landowners, who allocate their labor and land for different uses in regular time intervals. The goal is to understand what kind of spatial patterns emerge from different agent characteristics, and decision and learning mechanisms. Landscapes pr...
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