; and (2) invite affected Indian Tribes to be cooperating agencies under section 107(a)(3) of the National Environmental Policy Act of 1969 ( 42 U.S.C. 4336a(a)(3) ), including with regard to any Federal action that could impact off reservation lands and sacred sites, not later than the date on which the scoping process for a proposed Federal action requiring the preparation of an environmental document commences. 608. Requirement of notices of intent to prepare environmental documents (a) Notices of intent To prepare environmental documents When the lead agency publishes a notice of intent to prepare an environmental impact statement or an environmental assessment for a Federal action, the lead agency shall include in such notice of intent the following: (1) A description of the proposed Federal action. (2) An outline of the anticipated schedule for completing the process under the National Environmental Policy Act of 1969 ( 42 U.S.C. 4321 et seq. ), with a description of key milestones. (3) To the extent possible, an initial list of other existing or proposed sources of multiple or cumulative exposure to environmental hazards that contribute to higher rates of serious illnesses within any affected environmental justice community. (4) An agency point of contact, or the points of contact if there is more than one lead agency. (5) Identification of locations where comments will be received or hearings held, if known as of the date on which the notice of intent is published. (6) Any telephone number or locations where further information with respect to the preparation of the environmental document can be obtained. (b) Effective date Subsection (a) shall take effect 1 year after the date of enactment of this Act. 609. Avoidance of cumulative impacts through NEPA (a) Revision Section 101(a) of the National Environmental Policy Act of 1969 ( 42 U.S.C. 4331(a) ) is amended— (1) by striking man’s and inserting human ; and (2) by striking man each place it appears and inserting humankind . (b) Cooperation of agencies