rain fall

Jane McGary janemcgary@earthlink.net
Wed, 04 Jan 2006 13:55:48 PST
Arnold asked,
"Does the amount of rain fall upon the earth remain constant each year."

No; the amount of water taken into the atmosphere and then returned to the 
surface as precipitation varies from year to year depending on various 
factors, notably air and sea temperatures.

Jane McGary

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