Ground Water Depletion

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Ground Water Depletion
Hp Ground Water Depletion in India
A study on the ground water depletion across the World ,specifically in India. The causes of depletion,current scenario and the way forward

Krishnapriya J 12HS60006 MHRM, IIT Kharagpur
11/11/2012 1

Table of Contents
1. ABSTRACT -------------------------------------------------------------------------------------4 2. OBJECTIVES OF THE TERM PAPER-----------------------------------------------------4 3. REVIEW OF LITERATURE------------------------------------------------------------------4 3.1. INTRODUCTION----------------------------------------------------------------------4 3.2. CURRENT GROUND WATER SCENARIO & DEPLETION TRENDS ---6 4 MAJOR CAUSES FOR GROUND WATER
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Ground water is a source of drinking water. It is r usually purer than freshwater in lakes and rivers. The different forms/sources of ground water includes wells, tube wells, springs, geysers etc.


India is the largest user of groundwater for irrigation in the world. India has around 432 cubic kilometres of annual replenishable groundwater re-sources. With a net annual groundwater availability of 399 cubic kilometres, the net withdrawals in 2004 amounted to 58% of the net annually available resource .The drawn amount of groundwater is estimated to be 210 billion cubic meters per year compared to 105 billion cubic meters in China and 100 billion cubic meters in US. Indian agriculture is sustained by groundwater. According to the 2005-06 Agricultural Census of the country, 60.4 percent of the net irrigated area is irrigated using groundwater. Agriculture is the source of livelihood for majority of Indian population. Groundwater is contended to have ushered green revolution in the country. Groundwater irrigation has ensured food security in times of deficit rainfall and facilitated a manifold increase in agricultural productivity. The country has become a net exporter of food grains. In 2009-10, agriculture employed 52.9 percent of the working population (National Sample Survey Organization, 2011). In addition, around 80 percent of the rural population
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