PPT-Control of Cloud Droplet Concentration in Marine Stratocumu

Photograph Tony Clarke VOCALS REx flight RF07 Robert Wood University of Washington with helpdata from Chris Terai Dave Leon Jeff Snider Radiative impact of cloud droplet concentration variations. Introduction . Air pollution control can be generally described as a “. separation. ” technology. .. The pollutants, whether they are gaseous, aerosol, or solid particulate, are separated from a carrier gas, which is usually air. Robert Wood. University of Washington. W. ith contributions . from . Eowyn. Baughman, Dan . Grosvenor, Daniel McCoy, Chris . Terai. , Matt . Lebsock. , Dave Leon, Jeff Snider, Tony . Clarke, . Duli. Robert Wood. University of Washington. Radiative. “forcing” components. Cloud effects. Direct . Twomey. Mixed ph.. Semi-dir 2. nd. AIE. t. cld. .  . N. d. rainrate. increases. Kubar. , T., D. L. Hartmann, and R. Wood, 2009: Understanding the importance of microphysics . and macrophysics . for warm rain in marine low clouds: Part I. Satellite observations. . Robert Wood, University of Washington. w. ith Ryan Eastman, Daniel McCoy, Daniel Grosvenor (University of Washington); Matt . Lebsock. (JPL). “Background” (minimum imposed) cloud droplet concentration influences aerosol indirect effects. Dr. Corey . Potvin. , CIMMS/NSSL. METR 5004 Lecture #1. Oct. 1, 2013. Preliminaries. Primarily following Wallace & Hobbs Chap. 6. Rogers & . Yau. useful as parallel text (deeper explanations). Liquid water content (LWC): amount of water per unit volume of air. Droplet concentration: # droplets per unit volume of air. Droplet size distribution/spectrum: droplet concentration vs. size interval. . Photograph: Tony Clarke, VOCALS . REx. flight RF07. Robert Wood. University of Washington. with Rhea George, Chris . Terai. , Dave Leon, Jeff Snider. or. . Control of cloud droplet concentration in marine stratocumulus clouds. Wallace & Hobbs (1977). Cloud Drops and Equilibrium Considerations: review. We discussed how to compute the equilibrium vapor pressure over a pure water drop, or a solution droplet, as a function of composition (which is in turn dependent on the amount and nature of soluble material in the CCN) and curvature . Aaron Brown. WSDA. Remember. Label is the Law. Mandatory vs. Advisory Statements. Mandatory Statements are Directives or Commands. Require or prohibit certain actions by user.. Often (but not always) use imperative verbs:. Warsaw: April 20. th. 2015: . Eulerian vs. Lagrangian methods for cloud microphysics. D. aniel. Partridge*, Ricardo Morales and Philip Stier. *dan.partridge@aces.su.se. Solving cloud droplet activation in a . Robert Wood, Atmospheric Sciences,. University of Washington. Motivation. Aerosols can potentially influence earth’s radiation budget both by direct interaction with sunlight (aerosol . direct . effect), and also by altering cloud radiative properties (aerosol . Control of Cloud Droplet Concentration in Marine Stratocumulus Clouds Photograph: Tony Clarke, VOCALS REx flight RF07 Robert Wood University of Washington with help/data from Chris Terai , Dave Leon, Jeff Snider Control of Cloud Droplet Concentration in Marine Stratocumulus Clouds Photograph: Tony Clarke, VOCALS REx flight RF07 Robert Wood University of Washington with help/data from Chris Terai , Dave Leon, Jeff Snider