II 118th CONGRESS 1st Session S. 857 IN THE SENATE OF THE UNITED STATES March 16, 2023 Mr. Merkley (for himself, Ms. Duckworth , Mr. Booker , Mr. Padilla , Mr. Van Hollen , Mr. Whitehouse , Mr. Luján , Mrs. Feinstein , Mr. Wyden , and Mr. Heinrich ) introduced the following bill; which was read twice and referred to the Committee on Environment and Public Works A BILL To encourage and facilitate efforts by States and other stakeholders to conserve and sustain the western population of monarch butterflies, and for other purposes.