Water Usage and Conservation
By: Jeffrey Graham, Vincent Smith, and Lizzie Molina
How much water people use today:
How much freshwater, saltwater, and ice-water we have on Earth.
How much water does it take to preform 2 everyday tasks?
Extra Information~
How much water people in CA use, and for what purposes.
Water Distribution
-Water can be in three forms: solid, liquid or gas.
-Water covers around three fourths of earth's surface (75%).
-Almost 97% of water is salty or undrinkable, another 2% is in glaciers, leaving us with 1% of earth's water accessible to humans.
-The average American uses 60-80 gallons of water a day.
-To brush your teeth, it takes around 2 gallons, 2 to 7 gallons to flush a toilet, and 25 to 50 gallons take a shower.
-Every glass of water at a restaurant takes 2 cups of water to clean.
-A person can survive without food for around a month, but can only survive about a week without water.
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Water is held in more places than others in the world. For example, oceans hold 96.5 percent of our water. Freshwater makes up 2.5 percent, and other saline water makes up 0.9 percent.
For freshwater, 68.7% is held in glaciers or ice caps, 30.1% is groundwater, and 1.2% is at the surface, or in other places.
Of surface water and other freshwater, ground ice and permafrost makes up 69.0%, lakes contain 20.9%, soil moisture 3.8%, swamps and marshes 2.6%, while rivers hold 0.49%, living things 0.26%, and the atmosphere holds 3.0%.