Answer: B -- About 30% of U.S. residential and commercial water goes for outdoor use.
CNN: Hey Earthling, it's Earth Day; time for a quiz
Water users, from residential to commercial, to even industrial sites could dramatically reduce their water-energy by using the sun.
FORBES: To Conserve Energy - Conserve Water
Smith provides water heating products and electric motors for residential and commercial applications.
FORBES: Seven Summer Stocks
These core uses (what they refer to as direct water and steam services in the commercial, residential, industrial and power sectors) eat up 12.3 quadrillion BTU per year.
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