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Causes of Water Shortage in U.S.A. - Coggle Diagram
Causes of Water Shortage in U.S.A.
drought
In 1999, the worst drought in 500 years
use water saving product and washing machine
lowest water consuption level in 30 years
water pollutant
chemicals such as nitrogen and phosphorus
in fertillizers and factory pollution regularly wash in to river
a 7000-square-mile ''dead zone'' around the river's mouth
The pollutant deprive fish of oxygen
water pollution
threats
chemical
leaking tanks, gasolines tanks
MTBE
(methyl tertiary butly ether)
causes cancer
makes gasoline burning cleaner
animal manure
Pollution
:fire: Burning fossil fuels emits air pollutants :fire:
cars in the U.S produces 8.2million tons of nitrogen oxcide
these pollutants makes acid rain.
acid rain slowly kills animals and plants
population growth
around Atlanta, Georgia want to pump water from Chattahoochee River
Alabama and Florida is the downstream states
Outstripping the water supply in the Southeast
argue that the extra water will leave them high and dry
A legal fight among three states
pollution
Air pollution magnifies global warming
in the past it snow but now it's rain
Now, the water runs into waterways at once.
leaving less for the dry months.