date: Mon, 14 Sep 2009 14:30:58 +0100 from: Brian Hoskins subject: humidity paper to: Adrian Simmons , p.jones@uea.ac.uk Dear Adrian & Phil Phil left me your paper when I was visiting UEA. Impressive and interesting! If the tropical near surface specific humidity over tropical land has not gone up (Fig 5) presumably that could explain why the expected amplification of the warming in the tropics with height has not really been detected. Best wishes Brian