There is an emerging scientific consensus that global warming is making hurricanes more intense and more destructive. It turns out that Katrina fits … - Johann Hari

The outbreak of cholera in Zimbabwe became a symbol of that country's collapse — but who noticed the spread of cholera across Iraq? The McCainiacs chorused that "the surge worked" — but a study by the journal Environment and Planning found the truth. Between 2003 and 2007, Iraq was ripped by a massive ethnic cleansing. The mixed Sunni-Shia areas were destroyed. By the time the surge started, there was nobody left to purge: the country was carved into ethnically homogeneous neighbourhoods. All the surge did was build vast concrete walls between the collapsing hoods, cementing the cleansing. That's success?

For all the chatter that Britain has moved beyond class, recent studies have found that it determines the life chances of British people more today than at any point since the Second World War... A child born into a rich family in Britain will almost certainly live and die rich, while a child born into a poor family will almost certainly live and die poor.

The truth emerging from this scattered picture of nuclear proliferation is simple: there is a stronger chance of a nuclear bomb being used now than at almost any point in the Cold War.