Two Greenpeace campaigners have boarded Shell's Brent Alpha platform in the North Sea. A protester from the environmental group has also climbed on to a concrete leg of the decommissioned Brent ...

As with the previous platforms - the Brent Delta, Brent Bravo and Brent Alpha - was hauled in by the giant heavy lift vessel, the Allseas Pioneering Spirit. The final stage saw the cargo barge ...