Water Pollution and Water Scarcity Essay

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Water is essential for humans and organisms to live “Drinking water, “2008). Water covers most of the world and makes up more of the world than land. Water comes from different sources. Water may surround us but there are still shortages. Water allows us to live but it could be harmful to our bodies when polluted. Humans and natural disasters can cause damage to the water supply It is important to conserve water whenever possible (“Drinking Water, “2008). Oceans make up two-thirds of the Earth (“Drinking Water,”2008). It is made up of saltwater. This water is not useable for humans to drink or use for food. Even though it is not a water source for organisms or humans to drink, it has it own importance in the world. It contains organism…show more content…
Water goes through a cycle called hydrological. Water comes from the atmosphere to the Earth and continues to repeat the process. It uses energy from the sun and gravity to make the process happen. The sun creates atmospheric vapor to the atmosphere and returns it to the Earth through snow, ice and rain. Water is in form of atmospheric vapor for about 0.0001%. The Worlds water is in from of vapor at some point. Most of the evaporation happens from the ocean. This creates a cooling effect for the Earth’s climate. It recycles many times during the year (“Drinking Water, “2008). “There is no shortage of water on Earth,” (“Drinking Water,”1998). As mention before, only 3% is drinkable which causes water shortages in many countries. Every human body needs around 20 to 50 liters of water each day for drinking, cooking and to bathe. There is over billions and billions of people in the world. The world growing rate is increasing everyday, which means centuries from now there probably be four to five billion more humans that need water. Overgrowth and over population causes a red flag for water shortages. Water resources are scarce and polluted. The more people that exist, the more scarce and polluted water resources become (“Drinking Water,” 1998). Water shortages usually occur in the developing world (“Drinking Water,” 1998). There is such a fast rate of growth that sanitation systems are not built in enough time to support the growth. In this case, people began
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