Water shortages occur whenever the use of fresh water outstrips the supply from precipitation and the water cycle. While wasted water re-enters the water cycle and is eventually available again for re-use, the time neces... More »

Water shortage problems can be mitigated by a combination of water conservation, augmentation of water supplies and importation of water from other locations. Residential water users, industry and agriculture can reduce ... More »

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One way to solve food shortages is to enhance green technologies, according to Live Science. Science can also merge with technology by using optical sensors to scan crops and adjust fertilizer levels to the needs of diff... More »

Acid rain is caused by the mixing of moisture in the atmosphere with sulfur dioxide and nitrous oxides, forming sulfuric acid and nitric acid in the precipitation that falls to the earth. In the Northern Hemisphere, the ... More »

Global winds help to distribute heat and water vapor around the Earth, which influences temperature and precipitation patterns around the entire globe. Global winds are caused by pressure differences in the atmosphere fr... More »

If the water cycle were to stop, lakes, rivers and groundwater sources would dry up, glaciers would disappear and precipitation would stop falling. All freshwater resources would be negatively impacted, and life on Earth... More »

Activated alumina, ion exchange and reverse osmosis are all effective devices for greatly reducing or completely removing arsenic levels from a water supply. The best method for arsenic filtration depends on the type of ... More »

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