; and (2) will be implemented by an eligible consortium. (f) Federal share The Federal share of the cost of a project carried out under the program shall be 50 percent. (g) Maximum amount Not more than $2,500,000 may be made available by the Secretary in grants under the program for any single project. (h) Identifying best practices The Secretary may establish and publish information identifying best practices for reducing or mitigating aviation impacts on noise, air quality, and water quality at airports or in the vicinity of airports based on the projects carried out under the program. (i) Sunset The program shall terminate 5 years after the Secretary makes the first grant under the program. (j) Definitions In this section, the following definitions apply: (1) Eligible consortium The term eligible consortium means a consortium that is comprised of 2 or more of the following entities: (A) Businesses incorporated in the United States. (B) Public or private educational or research organizations located in the United States. (C) Entities of State or local governments in the United States. (D) Federal laboratories. (2) Environmental mitigation project The term environmental mitigation project means a project that— (A) introduces new environmental mitigation techniques or technologies that have been proven in laboratory demonstrations; (B) proposes methods for efficient adaptation or integration of new concepts into airport operations; and (C) will demonstrate whether new techniques or technologies for environmental mitigation are— (i) practical to implement at or near multiple public-use airports