Columbia subject headings:
Biological warfare--Environmental aspects.
Chemical warfare--Environmental aspects.
Environmental protection.
Nuclear weapons--Environmental aspects.
War--Environmental aspects.
Weapons industry--Environmental aspects.
Harvard subject headings:
Biological warfare--Environmental aspects.
Chemical warfare--Environmental aspects.
Defense industries--Environmental aspects.
Military weapons--Environmental aspects.
Nuclear weapons--Environmental aspects.
War--Environmental aspects
Princeton subject headings:
Biological warfare--Environmental aspects.
Chemical warfare--Environmental aspects.
Military weapons--Environmental aspects.
War--Environmental aspects.