In an epic race to claim territory, meet the very people battling to pump oil and gas from beneath the pristine Arctic seabed. For the engineers constructing ice-breaking tankers and the crew of the world’s northernmost oil rig, the pursuit is all about excitement, opportunity and new frontiers. But the more energy exploited from the Arctic, the more the ice will melt – locking into a destructive cycle whose effects are only starting to become apparent and which may be unstoppable.