Eutrophication assessment of Lake Manzala, Egypt using geographical information systems (GIS) techniques

An Introduction To Geographical Information Systems (GIS)

Landscape character assessment using region growing techniques in geographical information systems.

Landscape character can be defined as the presence, variety and arrangement of landscape features, which give a landscape a specific identity and make it stand out from surrounding landscapes. Landscape character contributes to the esthetical and perceptional value of an area, which is important for the development of non-production functions in the countryside as demanded by society. In this p...

assessment of the efficiency of s.p.g.c refineries using network dea

data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...

correlation assessment of climate and geographic distribution of tuberculosis using geographical information system (gis)

background: tuberculosis (tb) spread pattern is influenced by geographic and social factors. nowadays geographic information system (gis) is one of the most important epidemiological instrumentation identifying high-risk population groups and geographic areas of tb. the aim of this study was to determine the correlation between climate and geographic distribution of tb in khuzestan province usi...

Applying Geographical Information Systems (GIS) to Environmental and Resource Economics

Many of the analyses undertaken by environmental and resource economics are intimately concerned with spatial variations. This article examines the contribution which Geographical Information Systems (GIS) may provide in incorporating the complexities of the spatial dimension within such analyses. The paper introduces the reader to the types of data handled by a GIS and overviews the practical ...