Drought Assessment

Drought Assessment

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Information-based decision-making during drought, often brings out some of the excellent practices that are prevalent in society / individuals. This book is designed to provide information on the drought process, meteorological, hydrological, agriculture, socio-economic aspects and available technologies such as satellite remote sensing data analysis and Geographical Information system for assessment. Assessment procedures utilising the various parameters of importance from various sources for micro level management that would enhance the effectiveness of management practice are dealt in detail. Resource availability and affected group determine the relief assistance for the present event and information that would help them in their realisation and preparedness for the forthcoming years by select countries is highlighted. This would help in the formulation of schemes for event mitigation and area development plans. The readers would gain complete knowledge on drought. This book is expected to act as a guide in preparing people as effective natural resource utilizationist under drought situations.Manual digitizing or raster scanner by optical scanner is used in the digital capturing of data from maps. Manual digitizing uses a digitizing table which is like a drafting table with a stylus or cursor for tracing and electronically recording the positions of points and lines (Fig. 7.6). ... The radiometric resolution (600 to 200 dots per inch (dpi)) describes the range of values the device can discriminate per pixel.

Title:Drought Assessment
Author:R. Nagarajan
Publisher:Springer Science & Business Media - 2010-09-08


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