[Code of Federal Regulations] [Title 40, Volume 31] [Revised as of July 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR1502.6] [Page 875] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER V--COUNCIL ON ENVIRONMENTAL QUALITY PART 1502_ENVIRONMENTAL IMPACT STATEMENT--Table of Contents Sec. 1502.6 Interdisciplinary preparation. Environmental impact statements shall be prepared using an inter- disciplinary approach which will insure the integrated use of the natural and social sciences and the environmental design arts (section 102(2)(A) of the Act). The disciplines of the preparers shall be appropriate to the scope and issues identified in the scoping process (Sec. 1501.7).