The new levy on plastic carrier bags has come into effect in Northern Ireland.

BBC: Northern Ireland's new five-pence carrier bag tax

Its building of a first aircraft carrier was part of that and would have a profound effect on the balance of forces in the region, he said.

BBC: US says China's navy has been less aggressive in 2011

In effect, these flights from the west coast to Hawaii help the carrier reduce the impact from severe northwest winters on its business.

FORBES: Alaska's Earnings Will Get A Tailwind From Higher Capacity & Passenger Traffic