water scarcity Essay

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Something About WATER: Water is a chemical substance, composed of hydrogen and oxygen, having chemical formula H2O , that is essential for the survival of all known forms of life. Water appears in nature in all three common states of matter which are liquid, solid and gaseous states. But In typical usage, water refers only to its liquid form or state, however it may take in many different forms on Earth, like as water vapor and clouds in the sky, seawater and icebergs in the polar oceans, glaciers and rivers in the mountains, and the liquid in the ground. Water covers 71% of the Earth's surface. And On Earth, it is found mostly in oceans. Clean and fresh drinking water is essential to human and other life forms, because it water is a fundamental requirement of all living organisms, crops, livestock and humanity included. Access to this safe drinking water has improved steadily and substantially over the last decades in almost every part of the world. According to the WHO, each human being requires 20 liters of fresh water per day. Water plays an important role in the world economy, as it functions as a solvent for a wide variety of chemical substances and facilitates industrial cooling and transportation. It can be dammed to create power in the form of hydroelectricity. Scarcity Of Water In Pakistan: The most dreaded water scarcity event has at last hit Pakistan. This is nothing unexpected. The manner in which we have been used to handle our resources and national affairs, this catastrophic occurrence was bound to take us over. Nature’s endowment of water blessings upon Pakistan has always been jealoused by the world at large. At the time of independence 5000 cu/m of water was available for each Pakistani, which has now reduced to 1000 cu/m because of uncontrolled population growth and other reasons. The water shortage issue has not been given
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