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Ppt on sources of water
Name: Ppt on sources of water
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24 Dec this ppt is on the topic sources of water.I give description enough for presentation. i think it is nice ppt:). 24 Jun Sources Of Water By: Himanshu Bahl [email protected] 3 Dec Sources of water supply. 1. Need for Public Water Supply; 2. Why Treat Water? • Society realized long ago that human health and the welfare of.
Fresh Water resources. Global Overview. While 67% of Earth's surface is covered by water, only less than % of global water is freshwater. Most of the. Supply of Water Resources. Small fraction %) is readily. available for human use. Evaporation and transpiration. Evaporation. Stream. Infiltration. Water. Freshwater Resources and Water Pollution. Properties of Water. Molecules of water: H2O. 2 Hydrogen atoms; 1 Oxygen atom. Polar molecule. One end slightly .
Our Water Resources. Resources and Man. The Malthusian trap; The kinds of resources. renewable resources; Nonrenewable resources; Potentially renewable. Uses of Water; Water Supply System; Sources of Water; Water Treatment; Water Storage; Distribution System; Definitions; Calculating Water Supply Pressure. 13 Jan Sources of Water - authorSTREAM Presentation. of Water Big Question: How are freshwater sources different from salt water sources?. 20 Feb - 4 min - Uploaded by Iken Edu Find + education videos available at solidonorte.com The next chapter. Minimize risk to public health through risk reduction in source water areas; Develop prevention & protection strategies, achieve substantial implementation of.
1 Chapter Water Use and Management Water Resources Major Water Compartments Water Availability and Use Freshwater Shortages Increasing Water. Water. Topics Covered. Water in various forms. Water on and around the Earth. Pure water is clear. It has no scent. Water as a solid Water changes to ice. Drinking water should be essentially free of disease-causing microbes, but often this is Using the best possible source of water for potable water supply and. Earth is the only planet known to have water in all three phases (gas, liquid, . in the United States; Billion gallons /day came from ground-water sources.