Chevron USA admitted that to meet a goal of developing a half million barrels of oil from sedimentary rock in northwest Colorado it would need 120,000 acre feet of water a year. That’s enough to meet the needs of 1 million people per year.
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Thanks to technological advances in the extracting process, U.S. crude oil production is up and imports are down. Experts vary in opinion as to whether this is a short-term phenomenon or a long-term trend.