Monday, November 28, 2011

Phil Jones says critical 2-degree C limit was "plucked out of thin air"

Climategate 2.0: Jones says 2-degree C limit ‘plucked out of thin air’ |

If you’ve been wondering where the official 2o C ceiling on temperature increase came from, Phil Jones enlightens us.

RealClimate: Ice age constraints on climate sensitivity

Indeed, if one accepts a very liberal risk level of 50% for mean global warming of 2°C (the guiderail widely adopted) since the start of the industrial age, then under midrange IPCC climate sensitivity estimates, then we have around 30 years before the risk level is exceeded.

Climategate 2.0: Alarmists looked to ally with Goldman Sachs |

G-S is the sort of company that we might be looking for a ‘strategic alliance’ with [Trevor Davies, UEA]

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