Columbia subject headings:
American Bar Association. Section of Natural Resources, Energy, and Environmental Law--Periodicals.
Environmental law--United States--Periodicals.
Natural resources--Law and legislation--United States--Periodicals.
Power resources--Law and legislation--United States--Periodicals.
Harvard subject headings:
Environmental law--United States--Periodicals
Natural resources--Law and legislation--United States--Periodicals
Power resources--Law and legislation--United States--Periodicals.
Princeton subject headings: