On the Futility of Long-Range Numerical Climate Prediction

Note: two events at AGU13 this morning dovetail in with this essay. The first, a slide from Dr. Judith Lean which says: “There are no operational forecasts of global climate…

Atmosphere's emission fingerprint affected by how clouds are stacked

From AGU highlights: Clouds, which can absorb or reflect incoming radiation and affect the amount of radiation escaping from Earth’s atmosphere, remain the greatest source of uncertainty in global climate…

NASA satellite data shows a decline in water vapor

Guest post submitted by Ken Gregory, Friends of Science.org An analysis of NASA satellite data shows that water vapor, the most important greenhouse gas, has declined in the upper atmosphere…

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