EarthOzone hole: How we are misled in the fight to cut smog Obama wants to cut ozone pollution, but Republicans are crying foul over the cost. Europe is being tougher… or is it? Much is obfuscation, finds Fred PearceComment
EarthUS and China's emission cuts may not be enough Pledges made last week won't keep global warming below the 2 °C limit. But adopting best practices could allow the US and China to go beyond those promises Analysis