Development of the CLAWPACK software and related reserach has been supported in part by:

• The National Science Foundation, through grants DMS-9505021, DMS-9803442, DMS-0106511, and DMS-0609661.
• The Department of Energy, through grants DE-FG03-96ER25292 and DE-FG03-00ER2592,
• The Department of Energy SciDAC grant DE-FC02-01ER25474 through the APDEC Center
• The Norwegian Research Council (NFR), through the program no. 101039/420,
• The National Center for Atmospheric Research.

Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of these agencies.