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chemistry ne

Next Ed Sample

World water day 22nd March is celebrated as " World Water Day" every year to attract the attention of everybody towards the importance of conserving water.
International year of fresh water Year 2003 was observed as the International Year of Freshwater to make people aware of this dwindling natural resource.
U N recommendations The amount of water recommended by United Nations for drinking, washing, cooking and maintaining proper hygiene is a minimum of 50 litres( 2 and 1/2 bucket)per person per day.
Water conservation Why water conservation? - There is an acute shortage of water. More than one third of the people in the world could face water scarcity in near future.
Amount of Water on Earth 71 percent of the earth’s surface is covered with water that is contained in the seas and oceans, rivers, lakes, ice caps, as groundwater and in the atmosphere.
Water Consumption However, most of this water is not fit for human consumption. Roughly only 0.006 percent of all water found on the earth is actually freshwater and is available for human consumption.
Circulation of 3-Forms of water in nature Water circulates through the water cycle in all the three forms, i.e., solid form -snow and ice, as ice caps at the poles, snow-covered mountains and glaciers, Liquid water -
Created by: omkarad



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