Columbia subject headings:
Harvard subject headings:
Electric utilities--Political aspects--Germany.
Electricity--Environmental aspects--Germany.
Energy industries--Political aspects--Germany.
Energy policy--Germany
Environmental policy--Germany
Germany--Environmental conditions.
Princeton subject headings:
Electric utilities--Political aspects--Germany.
Electricity--Environmental aspects--Germany.
Energy industries--Political aspects--Germany.
Energy policy--Germany.
Environmental policy--Germany.
Germany--Environmental conditions.