Penn State's Richard Alley explains how CO2 is the climate’s “biggest control knob” at Resilience Science

His talk The Biggest Control Knob: Carbon Dioxide in Earth’s Climate History is available on the AGU meeting website.

Disaster damage well down in 2009 « An Honest Climate Debate

Munich Re, a leading global re-insurance group based in Germany, said Tuesday that natural catastrophes took many fewer lives and caused much less damage on average in 2009 than in the previous decade.