RAIN WATER HARVESTING INTRODUCTION 1. Urban centres in India are facing an ironical situation today. On one hand there is the acute water scarcity due to rise in consumption‚ over dependence and over-exploitation of ground water resources. Added to this‚ there is a lack of a coherent and credible water management policy. On the other hand‚ the streets are often flooded during the monsoons‚ giving rise to a situation of ‘water‚ water everywhere‚ and not a drop to drink.’ 2. This shortage
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Technical brief Rainwater harvesting Part of a series of WaterAid technology briefs. Available online at www.wateraid.org/ technologies January 2013 Introduction Where there is no surface water‚ where groundwater is deep or inaccessible due to hard ground conditions‚ or where it is too salty‚ acidic or otherwise unpleasant or unfit to drink‚ another source must be sought. In areas that have regular rainfall‚ the most appropriate alternative is the collection of rainwater‚ called
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ENVIRONMENTAL ENGINEERING | RAIN WATER HARVESTING WITH CONTEXT TO BIKANER | KUNJ AGGARWAL | ENVIRONMENTAL ENGINEERING RAIN WATER HARVESTING WITH CONTEXT TO BIKANER Student’s name: Kunj Aggarwal * Introduction Rainwater harvesting (RWH) – practiced for more than 4‚000 years – in its broadest sense‚ is a technology used for collecting and storing rainwater for human consumption from rooftops‚ land surfaces or rock catchments. Rain water harvesting is a mini source water resource project that
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WATER Conservation INTRODUCTION: Water is essential for life on earth. Water is needed for growing food‚ keeping ourselves clean‚ generating power‚ controlling fire and most importantly to stay alive! This list is simply non-ending. This shows that water is an integral part of our daily life and we are heavily dependent on it. Water conservation: Refers to reducing the usage of water and recycling of waste water for different purposes such as cleaning‚ manufacturing‚ and agricultural irrigation
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Water conservation From Wikipedia‚ the free encyclopedia United States postal stamp advocating water conservation. Water conservation encompasses the policies‚ strategies and activities to manage fresh water as a sustainable resource‚ to protect the water environment‚ and to meet current and future human demand. Population‚ household size and growth and affluence all affect how much water is used. Factors such as climate change will increase pressures on natural water resources especially in manufacturing and
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How Important is Water?As we all know‚ water is essential for mankind ’s survival. However‚ people seem to believe that our water supply is endless since there is more water than land on this Earth. Water regenerates and is redistributed through evaporation‚ making it seem endlessly renewable. So why worry?Actually‚ only one percent of the world ’s water has the capability of being used by us. About ninety-seven percent is salty seawater‚ and two percent is frozen in glaciers and polar ice caps.
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’ Water! Water! Water! ’: These are the words of a person dying from thirst‚ which me or you might be hearing or even crying it out aloud in the near future‚ because human being’s most serious problem and dilemma in the 21st century might not be war or hunger or disease or the collapse of civic order‚ it may be the lack of Fresh Water‚ according to a United Nation’s (UNESCO) report. At present 1.1 billion people lack access to clean water‚ while 2.4 billion lack access to proper sanitation‚ nearly
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Conservation of water Water conservation refers to reducing the usage of water and recycling of waste water for different purposes such as cleaning‚ manufacturing‚ and agricultural irrigation. INTRODUCTION Water conservation can be defined as: 1. Any beneficial reduction in water loss‚ use or waste as well as the preservation of water quality. 2. A reduction in water use accomplished by implementation of water conservation or water efficiency measures; or‚ Improved water management practices
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WATER CONSERVATION INTRODUCTION: Water is essential for life on earth. Water is needed for growing food‚ keeping ourselves clean‚ generating power‚ controlling fire and most importantly to stay alive! This list is simply non-ending. This shows that water is an integral part of our daily life and we are heavily dependent on it. Water conservation – Refers to reducing the usage of water and recycling of waste water for different purposes such as cleaning‚ manufacturing‚ and agricultural irrigation
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RAIN WATER HARVESTING AND ARTIFICIAL RECHARGE OF GROUND WATER RAJASTHAN CONTEXT by Dr. S. K. GUPTA Scientist ‘D’ Central Ground Water Board Western Region‚ Jaipur Rain water harvesting and Artificial recharge of ground water Rainwater harvesting is the technique of collection and storage of rain water at surface or in subsurface aquifer‚ before it is lost as surface run off or as evaporation. The artificial recharge to ground water is a process by which the ground water reservoir is augmented
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