Milford Haven is a natural deep water port that handles around a fifth of the UK's energy through oil and gas imports.

BBC: Urgent question: Trident

This was unpopular anyway, both because of animosity towards America and because a port in Chile, Bolivia's old enemy, would probably be used to export the gas.

ECONOMIST: Bolivia: What will the IMF say now? | The

In June 2011, Novatek, Russia's biggest non-state gas company, sent 60, 000 tons of gas condensate from Murmansk to the Chinese port of Ningbo aboard the MV Perseverance on a three-week voyage.

CNN: China eyes Arctic options in energy, transport