APSC Prelims and Mains Notes, APSC Test Series
Distillation is a water purification method that utilizes heat to collect pure water in the form of vapor. This method is effective by the scientific fact that water has a lower boiling point than other contaminants and disease-causing elements found in water. Water is subjected to a heat source until it attains its boiling point. … Read more
Waste Water Management Water, food and energy securities are emerging as increasingly important and vital issues for India and the world. Most of the river basins in India and elsewhere are closing or closed and experiencing moderate to severe water shortages, brought on by the simultaneous effects of agricultural growth, industrialization and urbanization. … Read more
Management of land and water resources LAND RESOURCE MANAGEMENT IN INDIA Land and water have been the basic elements of life support system on our planet since the dawn of civilization. All great civilizations, flourished where these resources were available in plenty and they declined or perished with the depletion of these resources. … Read more
Defluoridation is the downward adjustment of the level of fluoride in drinking water. Worldwide, fluoride is one of the most abundant anions present in groundwater. Fluoride is more present in groundwater than surface water mainly due to the leaching of minerals. Groundwater accounts for 98 percent of the earth’s potable water. An excess of fluoride … Read more
The stress on water scarcity can be gauge from the fact that 70% of the earth surface out of which only 3% is freshwater. 2/3rd of water is stored in glaciers and frozen lakes. Water scarcity is a condition when water is not available for consumption purpose easily. There are two types of water scarcity: … Read more