Except as otherwise provided in this section, each activity of the President or the Secretary under this section shall be considered to be a preliminary decisionmaking activity. No such activity shall require the preparation of an environmental impact statement under section 102(2)(C) of the National Environmental Policy Act of 1969 (
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(2)(C)), or to require any environmental review under subparagraph (E) or (F) of section 102(2) of such Act.