II 116th CONGRESS 1st Session S. 2084 IN THE SENATE OF THE UNITED STATES July 10, 2019 Mr. Markey (for himself, Mr. Carper , Mr. Sanders , and Mr. Durbin ) introduced the following bill; which was read twice and referred to the Committee on Environment and Public Works A BILL To amend title 23, United States Code, to require transportation planners to consider projects and strategies to reduce greenhouse gas emissions, and for other purposes.