Greenhouse gases The term greenhouse gases means any man-made gas designated as a greenhouse gas by the Administrator of the Environmental Protection Agency. (24) Infrastructure project The term infrastructure project means any transportation, energy, environmental, telecommunications, community development, or other infrastructure project for which a development plan is presented to the Bank for financing. It shall exclude military infrastructure. (25) Loan guarantee The term loan guarantee has the same meaning as in section 502 of the Federal Credit Reform Act of 1990 ( 2 U.S.C. 661a ). (26) Productivity The term productivity means the improved efficiency in the economy associated with investments in public and private infrastructure. It is calculated as the change in the value of total production, minus the change in the value of inputs going into production. (27) Public benefit The term public benefit means the clear and measurable benefit to society resulting from the public’s use of the infrastructure with respect to which a project is carried out, or the improvement such infrastructure provides in— (A) economic growth and productivity