1-4 Water loss from soil due to monsoon|Rainfall measurement| Factors affecting Rainfall|BCV654A

Описание: Civil engineering for learners
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WATER CONSERVATION AND RAIN WATER HARVESTING


Module-1

characteristics and Water and its importance: Monsoon- types and behavior in India, rainfall distribution, onset and withdrawal of effective rains, dry spells and wet spells, critical dry spells, water loss from the soil, measurement and factors, hydrological cycle, Importance and issues relating water status Scenario of water in Karnataka: sources, geographical distribution, quality. Water (hydrological) cycle, influence of human activity on the water cycle, Surface water resources.

Module-2

Elementary knowledge of ground water: General aquifer. Water quality and its impact on human beings. Water harvesting: need, principles of water harvesting, general water harvesting methods - rain water harvesting methods, classes, benefits, approach, rooftop rainwater harvesting, subsurface barrier/dykes, farm ponding, etc mostly used in rural areas

Module-3

Groundwater recharge. Factors affecting groundwater recharge, Revival of traditional techniques for water harvesting. Calculation of available rain water for harvesting. Preparation of suitable technical

drawing and design of rain water harvesting structure

Module-4

Elementary conservation of water: Importance, knowledge regarding conservation/saving of water in

daily use, in agriculture, in industries. Water Conservation strategies- Limiting the consumption, Reuse and recycling, Elimination of losses, Pollution prevention

Module-5

Subsurface investigation of Ground water: General, geophysical methods and its importance. Present law regarding water management Water footprints-blue water footprint, green water footprint, grey water footprint. Sustainability assessment