California Water

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California Water

What do we use all this water for? Of all the water that falls to California, 60% is immediately returned to the
atmosphere by evaporation or native plant use. The rest runs off into rivers, lakes, streams and the water table, where
it is available for human use. We will explain what happens to all this water, show exactly how much water we do
use, and give ways to reduce water use in and around your home.
The single largest user of water is industry. Industries use 46% of our annual water supply. One industrial use is
manufacturing, in various ways such as cooling of materials, washing of materials, products, tools, and equipment.
For example, by the time a Sunday paper gets to your door, 1000 liters (280 gallons) of (poop)water have been used
to produce it. A pound of steel uses 110 liters (32 gallons), but production of a pound of aluminum uses 3800 liters
(1000 gallons) of water. A pound of synthetic rubber requires 1100 liters (300 gallons). The production of a car uses,
on average, an incredible 380,000 liters (100,000 gallons). To refine 1 liter of gas, it takes 10 liters of water. Another
big industrial use of water is disposal of waste products. They use water to wash away all the garbage on the floor,
and to flush away dirty or contaminated water. They also throw out the hot water that is left after they cool metal.
The second biggest user of water is agriculture and food processing, at 42% of total annual water use. More than 380
billio...

Submitted by: digitalessays
Date Submitted: 04-24-2009
Category: Social Issues
Words: 1424
Pages: 5.7