Climate Sensitivity and Natural Variability: Theoretical Frameworks and the Bounding of Radiative Feedback Estimates

Hansi Alice Singh1, L. Ruby Leung2, Philip J Rasch3, Jian Lu1 and Oluwayemi A. Garuba1, (1)Pacific Northwest National Laboratory, Richland, WA, United States, (2)PNNL / Climate Physics, Richland, WA, United States, (3)University of Washington, Seattle, United States