Progress Report 2008: A Scalable and Extensible Earth System Model for Climate Change Science Page: 3 of 53
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1 Introduction ..................................................................................................................................................1
2 Objectives..................................................................................................................................................... 2
3 Sum m ary of A ccom plishm ents...................................................................................................................2
3.1 Coupled M odel D evelopm ents......................................................................... ...... ..............3
3.1.1 Evaluating the Interim M odel CCSM 3.5....................................................................................... 3
3.1.2 A New Coupler for CCSM4: Coupler 7......................................................................................... 5
3.1.3 Softw are Engineering for CCSM 4.............................................................................................. 6
3.1.4 High Resolution Configurations of CCSM.................................................................................... 7
3.2 Atmospheric Chemistry and Aerosols ...................................................................................................9
3.2.1 Fast Chem istry for Clim ate Change M odeling.......................................................................... 9
3.2.2 A erosol Representation................................................................................................................ 10
3.2.2.1 The Modal Method............................................................................................................... 11
3.2.2.2 The Ouadrature Method of Moments SAP...........................................................................12
3.2.3 Aerosol Direct and Indirect Effects..............................................................................................13
3.2.4 H istoric Em issions and Scenario D evelopm ent....................................................................... 13
3.3 Coupled Climate and Biogeochemistrv...............................................................................................14
3.3.1 Carbon and Land M odeling..................................................................................................... 14
3.3.2 A dvanced M arine Biogeochem istry M odeling......................................................................... 15
3.3.3 Sulfur Cycle Coupling................................................................................................................. 15
3.4 Scalable Performance of the CCSM....................................................................................................18
3.4.1 Scalability SAP............................................................................................................................ 18
3.4.1.1 N ext Generation A rchitectures......................................................................................... 18
3.4.1.2 Atm osphere Com ponent................................................................................................... 19
3.4.1.3 Scalable Parallel I/O.............................................................................................................19
3.4.1.4 Other SAP Activities............................................................................................................ 20
3.4.2 Evaluation and Integration of CAM with Unstructured Grids.....................................................20
3.4.2.1 CAM/HOMME Aqua Planet Simulations ........................................................................ 21
3.4.2.2 AMIP Simulations .............................................................................................................. 23
3.4.2.3 NCAR ASP 2008 Summer Colloquium on Numerical Techniques for Global Atmospheric
Models. .......................................................................................................................................... 24
3.5 Ice Sheet Model Integration................................................................................................................ 24
3.6 Ocean M odel D evelopm ent and Evaluation..................................................................................... 26
4 Future Plans............................................................................................................................................... 27
5 Publications................................................................................................................................................ 28
6 Coordination of the Pro ject ..................................................................................................................... 42
6.1 Coordination am ong D OE Labs....................................................................................................... 42
6.1.1 Principal Investigators..................................................................................................................43
6.1.2 Laboratory Site Contacts..............................................................................................................43
6.1.3 Topic Leaders............................................................................................................................... 44
6.2 Coordination with CCSM.................................................................................................................... 44
6.2.1 Working Groups........................................................................................................................... 44
6.2.2 Scientific Steering Com m ittee................................................................................................... 44
6.2.3 CCSM Advisory Board................................................................................................................ 45
6.3 Coordination with CCPP.....................................................................................................................45
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Drake, John B; Worley, Patrick H; Hoffman, Forrest M & Jones, Phil. Progress Report 2008: A Scalable and Extensible Earth System Model for Climate Change Science, report, January 1, 2009; [Tennessee]. (https://digital.library.unt.edu/ark:/67531/metadc926469/m1/3/: accessed April 18, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.