نتایج جستجو برای: land survey
تعداد نتایج: 484824 فیلتر نتایج به سال:
Urban growth identification, quantification, and the knowledge of rate and trends of growth helps in determining the changes associated with land use and land cover properties and in regional planning with better infrastructure in environmentally sound way. Spatial and temporal technologies such as Remote Sensing, Geographic Information System (GIS) and Global Positioning System (GPS) are very ...
Land is an integral part of people’s culture, economy, and livelihoods. Social and temporal mobility of people affect land acquisition, distribution, and utilization, which consequently impacts on food security and human wellbeing. Using the data collected by means of household survey, focus group discussions, in-depth interviews, and participant observation, this paper examines the dynamics of...
While Canada ranks second in the world in terms of national land area, its most productive arable land is limited in extent. These lands are also under pressure due to rapid urbanization, especially in the high growth areas of southern Ontario, the CalgaryEdmonton corridor and the lower Fraser River valley of British Columbia. Currently, a program is underway in the Earth Sciences Sector of Nat...
How do people value environmental resources? To estimate public valuation of natural resources, researchers often conduct surveys that ask people how much they would be willing to pay to preserve or restore threatened natural resources. However, these survey responses often elicit complex affective responses, including negative reactions toward proposed destructive land uses of those resources....
The rapid development of urban ‘sprawl’ surrounding many North American cities has many potentially detrimental effects including enhanced energy consumption and greenhouse gas emissions from increasing private vehicle use. Over the past 5 years in Canada a number of studies have been undertaken to address transportation-related energy consumption with the view to formulating relevant policies ...
Aims & Backgrounds: One of the most important parts of Planning and management in arid areas is land evaluation surveys and determines the compatibility of the desired area for previously considered land use. The purpose of this research is to emphasize the importance and role of land suitability assessment classification as one of the main parts of management in this region. Methodology: In t...
Plant invasions and their impact on land use pose difficult research questions, due to the complex relationships between the ecological nature of the invasion and the human responses to the invasion. This paper focuses on the linkages between an invasion of bracken fern and land use decisions in an agricultural frontier in southern Mexico. Agriculture in this region is practiced on an extensive...
This paper is an investigation of the effects of social inequality in Guatemala on children's health and nutritional status as measured by attained height. Guatemala remains a highly stratified and poor society. We examine the association of land distribution, land tenure, occupation, and other aspects of family social and economic status with children's height between the ages of three months ...
The lack of land ownership can discourage agricultural technology adoption, yet there is scarce evidence of the impact of land rental contracts on the adoption of improved crop varieties in developing countries. The current study investigates such impact using a nationally representative survey of Ethiopian maize farmers. In contrast to many previous studies, we show in a simple model that cash...
Critics of this approach argue its intrinsic shortcomings. First, the annual compilation of data by human observation is expensive, incomplete and sometimes erroneous. Second, too much time is required to observe and compile land-use information and develop a water balance. Lastly, agricultural land-management objectives change from year to year as reflected by visible changes in crop cover; an...
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