1.   Following that meeting, Shell U.K. decided to drop plans to dump the rig in the North Atlantic.

2.   But Greenpeace said Wednesday it remains opposed to dumping the rig at sea because it believes toxic materials aboard will harm the environment.

3.   Some pressure groups, such as Greenpeace, remain opposed to dumping the rig in the North Sea.

4.   The International Maritime Organization is expected to consider a total ban on dumping the rigs at a December meeting in London, said NTB.