During his speech at West Point Military Academy earlier this week, President Barack Obama described climate change as a “creeping national security crisis” that will require the armed forces to “respond to refugee flows, natural disasters, and conflicts over water and food.”

The speech emphasised that US foreign policy in the 21st century is increasingly being honed in recognition of heightened risks of social, political and economic upheaval around the world due the impacts of global warming.

A more detailed insight into US military planning could be seen in the report published a couple of weeks earlier by the Center for Naval Analyses (CNA) Military Advisory Board, written and endorsed by a dozen or so senior retired US generals. Describing climate change as a not just a “threat multiplier,” but now – even worse – a “catalyst for conflict”, the study concluded that environmental impacts from climate change in coming decades:

“…. will aggravate stressors abroad, such as poverty, environmental degradation, political instability and social tensions – conditions that can enable terrorist activity and other forms of violence.”

To be sure, the link between climate change and the risk of violence is supported by many independent studies. No wonder, reports […]