Columbia subject headings:
Environmental economics.
Environmental policy--Economic aspects.
Environmental protection--Economic aspects.
Job creation--Environmental aspects.
Manpower policy--Environmental aspects.
Pollution control industry.
Pollution control personnel.
Sustainable development.
Harvard subject headings:
Environmental economics
Environmental policy--Economic aspects
Environmental protection--Economic aspects
Job creation--Environmental aspects.
Manpower policy--Environmental aspects.
Pollution control industry.
Pollution control personnel.
Sustainable development
Princeton subject headings:
Environmental policy.
Job creation.
Pollution control industry.