Global warming: time to rein back on doom and gloom?

Telegraph/ Geoffrey Lean
"It also raises the possibility that carbon dioxide may be less potent than has been thought in heating the planet. Again, this is not to say, as some sceptics attest, that it is innocent – the science showing that it is a greenhouse gas has been established for more than 150 years and accords with the very laws of physics. But it may be less guilty than once supposed. And this is reinforced by recent findings that emissions of soot, or black carbon – which patient readers may remember I have been banging on about for years – are causing twice as much warming as previously estimated, meaning that the contribution of CO2 must be correspondingly less."
ED: This is the sound of retreat,but it is very painful for alarmists to do, so expect much by way of excuses...