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April 1, 2015

WSU finds drop in methane emissions

SPOKANE (AP) — Washington State University researchers have found that methane emissions from local natural gas distribution systems across the U.S. have decreased in the past 20 years.

The researchers pointed to upgrades in metering and regulating stations, changes in pipeline materials, better instruments for leaks and regulatory changes for dropping methane emissions from 36 percent to 70 percent.


 
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