Even Osama Bin Laden knows.

The resource wars are here, and will only get worse.
"LONDON (Reuters) - Global warming could exacerbate the world's rich-poor divide and help to radicalize populations and fan terrorism in the countries worst affected, security and climate experts said on Wednesday.

...cited Rwanda and Sudan's Darfur region as two examples where drought and overpopulation, relative to scarce resources, had helped to fuel deadly conflicts.

"You have destroyed nature with your industrial waste and gases more than any other nation in history. Despite this, you refuse to sign the Kyoto agreement so that you can secure the profit of your greedy companies and industries," al Qaeda leader Osama bin Laden wrote in a 2002 "letter to the American people."

Paul Rogers, professor of peace studies at Bradford University, said any attempt by countries to build fortress walls to keep out climate change refugees -- what he called the "barbarians at the gate" mentality -- was doomed to fail.

"If you just take the example of Bangladesh, if 60 million of 140 million people could not survive in Bangladesh yet they were kept there, you would have A) gigantic human suffering and B) progressive very deep radicalization -- very, very angry people -- and that is not in anybody's security interest." LINK