10. Provide the climate in which past controversies can be set aside and all who would be so vitally affected by the common spectre of future water shortages can move forward in resolution of the region's water problems in a united effective approach. The proposed Initial Plan as the first step of a comprehensive plan will meet only the most immediate and urgent demands for increased water supplies for the Pacific Southwest. It is clear that further long-range planning is necessary. Because of the numerous water development functions involved and the many interests affected, it is equally clear that this effort should be fully coordinated. To assure such coordination among Federal, State, interstate, and local plans, it is highly desirable...