Drastic weather, rising seas and changing storm patterns could become “threat multipliers” for the United States, vastly complicating security challenges faced by American forces, the Pentagon said in a new report on the impact of climate change released Monday.

The report, described as a “climate change adaptation roadmap,” included a foreword from Defense Secretary Chuck Hagel in which he urged the nation’s military’s planners to grapple now with the implications of a warming planet, even as scientists are “converging toward consensus on future climate projections.”

Full story: http://www.washingtonpost.com/news/checkpoint/wp/2014/10/13/climate-change-threatens-national-security-pentagon-says/