For example, a spokesperson for the Army Corps of Engineers stated that in 1972, EISs caused the Corps to drop 24 projects temporarily, to delay 44 indefinitely, and to modify 197 significantly.

• 我们不知道有多少法院质疑或受到威胁的质疑导致了当事人主动修改了他们的计划。例如，一个军工厂的发言人说：在1972年，EIS使他们暂时放弃了24个项目，延迟了44项，重点修改了197项。