Answer changes: - Fix uninitialized variable in salt redistribution. - Distribute negative surface salt flux. - Increased accuracy of vertical remapping to third order, PPM_H4. Code changes: - Extensive OpenMP updates. - Optimization of "from z" initialization to work on high PE counts. - Removed ppoly type in ALE (for OpenMP). Bug fixes: - Initialized of present_in_slope_v. Non-code: - Reduced length of tests for high PE counts.