RT | US re-approves oil exploration in Arctic as Shell prepares to resume drilling RT The US Interior Department upheld the 2008 lease sale in the Chukchi Sea off Alaska, the first step in allowing Royal Dutch Shell to reopen its oil and gas exploration in the Arctic after halting operations due to a series of mishaps and legal setbacks. Sec. Jewell gives thumbs up to oil leases in Arctic waters Arctic drilling rights OKd for Shell Oil Environmental study corrected, allowing Arctic oil deal's review |