PACOM believes in global climate change.

Indeed, despite claims by some that global warming is a myth, there’s growing accord among analysts and military thinkers around the world that the repercussions of climate change will require the same application of strategy the military would employ when grappling with any foe. To that end, PACOM initiated a series of forums held throughout the region designed to brainstorm military-civil solutions to climate-related security issues. Pacific Command is already collaborating with several small island nations to help them cope with problems from rising sea level, such as saltwater encroachment into ground water

http://www.stripes.com/news/pacom-no...enges-1.297433


Business insider also has a few words on the subject.

You May Be Denying Climate Change, But The US Military Isn't

In fact, military leaders have been warning of climate change threats to national security since at least 2003. The authors of a report in 2007 told the Times the biggest change from 2007 to present was the increase in scientific certainty. (97% of climate scientists now agree climate-warming trends are very likely due to human activity).

"We have to be concerned about all of the global impacts [of climate change], including here at home, where the Defense Department does have a mission in supporting civil authorities in the event of natural disasters," Sharon Burke, Assistant Secretary of Defense for Operational Energy Plans and Programs told Defense One in May. "We have to be concerned about all of it. We have to be pragmatic about it."

http://www.businessinsider.com/clima...ilitary-2014-7