نتایج جستجو برای: productive agricultural lands
تعداد نتایج: 141141 فیلتر نتایج به سال:
The paper is oriented on social vulnerability to climate in Switzerland and in the Czech Lands during the early 1770s. Documentary sources of climate related to man-made archives are discussed. Methods of temperature and precipitation reconstruction based on this evidence as well as climate impact analyses are presented. Modelling of Little Ice Age-type Impacts (LIATIMP) is applied to highlight...
storage (e.g., Wayburn et al. 2000 and Perez-Garcia et al. 2004). Urban forests also retain some capacity to store carbon in shade trees and associated landscaping and play an important role in conserving energy in home and business heating and cooling (McPherson and Simpson 1999, Nowak and Crane 2002). Alig (2003) suggests that a mixture of forest-based greenhouse gas reduction strategies nati...
BACKGROUND The changes in land use and land cover have a strong effect on the total soil organic carbon, its fractions and its overall soil health. This study carried out in Olesharo Catchment, Kenya, was to quantify the differences in total organic carbon (TOC), particulate organic carbon (POC), mineral organic carbon (MOC) and carbon management index (CMI) among four land use types: grassland...
Objective: The agricultural sector is one of the most important and the most basic of productive and economic sectors in each country, and support of this sector is a very important issue in many countries around the world, that one of the principles supporting the agriculture sector is offering to appropriate and inclusive services to agricultural manufacturers and actors. In this regard, the...
The extension of urban perimeter markedly cuts available productive land. Hence, studies in urban sprawl analysis and modeling play an important role to ensure sustainable urban development. The urbanization pattern of the Greater Asmara Area (GAA), the capital of Eritrea, was studied. Satellite images and geospatial tools were employed to analyze the spatiotemporal urban landuse changes. Objec...
Assessment of land use changes in the previous years and prediction of these changes in the following years is an essential tool for different planning and management of natural resources. Therefore, the aim of present study is modeling of land use changes in Mehran Plain using Markov- Cellular automata Model in 2028. In order to detect land use changes in the studied area, TM and ETM+ satellit...
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