article_snippet.sent: (CNN)Greenpeace activists have climbed aboard a Shell oil rig to protest the company's plans to drill in the Arctic.
article_snippet.sent: The rig, the Polar Pioneer, is on the Polar Pioneer way to the Arctic via Seattle.
article_snippet.sent: The environmental activists caught up with The environmental activists about 750 miles northwest of Hawaii, Greenpeace said.
article_snippet.sent: The environmental activists plan to occupy the underside of the rig's main deck and say The environmental activists have enough supplies to stay there for several days.
article_snippet.sent: Greenpeace is furious over a decision last week by U.S. authorities to lift the suspensions on leases to drill for oil and gas in the Chukchi Sea, which lies between northern Alaska and Russia.
article_snippet.sent: Greenpeace has repeatedly used the occupation of drilling-related vessels to bring attention to Greenpeace cause.
article_snippet.sent: One group of Greenpeace activists was detained for months by Russian authorities in 2013.
article_snippet.sent: In the current episode, its activists pursued the Polar Pioneer, which Shell is leasing from Transocean, as Shell traveled thousands of miles aboard a transport vessel from Malaysia, Greenpeace said.
highlights_snippet.sent: Greenpeace opposes Shell's plans to drill for oil in the Arctic .