; (B) the Pacific coast; (C) the Atlantic coast; (D) the Arctic; and (E) the Gulf coast. (3) Existing infrastructure In carrying out the programs and establishing the field research sites under paragraph (1) and (2), the Secretary shall leverage existing Department of Energy R&D infrastructure, including the Department’s existing marine sciences lab. (4) Coordination For the purposes of carrying out the programs and establishing the field research sites under the Initiative, the Secretary may enter into agreements with Federal Departments and agencies with complementary capabilities. (5) Report Not less than 2 years after the date of the enactment of this Act, the Director shall provide to the Committee on Science, Space, and Technology and the Committee on Appropriations of the House of Representatives and the Committee on Energy and Natural Resources and the Committee on Appropriations of the Senate a report examining whether the system described in this section should be established as a National User Facility. (f) Biological and environmental research user facilities (1) In general The Director shall carry out a program for the development, construction, operation, and maintenance of user facilities to enhance the collection and analysis of observational data related to complex biological, earth, and environmental systems. (2) Facility requirements To the maximum extent practicable, the user facilities developed, constructed, operated, or maintained under paragraph (1) shall include— (A) distributed field research and observation platforms for understanding earth system processes; (B) instruments and modeling resources for understanding the physical, chemical, and cellular processes of biological and environmental systems; (C) integrated high-throughput sequencing, DNA design and synthesis, metabolomics and computational analysis