Anchorage, AK–(ENEWSPF)–February 21, 2012. A coalition of groups has filed a lawsuit in the Ninth Circuit Court of Appeals challenging the U.S. Environmental Protection Agency’s issuance of air pollution discharge permits for Shell’s Discoverer drillship and associated fleet for use in the Beaufort and Chukchi seas. The permits, provisionally approved last September, were issued February 10, 2012. Shell intends to use the Discoverer to…






