The Navy will soon have a new battlefield on its hands. Climate changes near the North Pole have been dramatic. The amount of summertime ice has decreased by half over the past 50 years. The ice is also 50 percent thinner, resulting in greater seasonal variations. The Arctic is changing, and it is changing rapidly, said Rear Adm. David Titley, oceanographer of the Navy. If the Navy does not start looking at this today we could wake up in seven or eight years and find ourselves way behind the power curve. Navy: Time is now to prepare for ice-free Arctic - Navy News, news from Iraq - Navy Times I'm going to reserve comment on this issue only because it it's hard to know what to think on this one. While it's prudent to cover open ocean , especially in the Artic , I have to wonder how much of this is motivated by the new "clean and green" science push.