Water shortages now. Is that many countries, particularly because of the importance of water as a key factor of human life is the one driving the economy? Whether it's water sector, agriculture, industrial use of electricity, etc. On the surface of the Earth Water covers two-thirds of the total area, but it appears that the world population. 1 in 5 are experiencing water shortages. Greater severity, impact and economic well being of those countries, such as India, China, the people's United States. Many countries in Africa, such as Nigeria, Ethiopia, the Middle East, Asian countries, etc. The world's water shortages are a danger to humans, the world countries mahan that face this problem.
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