Columbia subject headings:
Egyptians--Attitudes.
Pollution--Social aspects--Egypt.
Harvard subject headings:
Egyptians--Attitudes.
Environmental degradation--Egypt.
Environmental health--Psychological aspects.
Pollution--Egypt.
Pollution--Public opinion.
Pollution--Social aspects--Egypt.
Pollution--Social aspects.
Public opinion--Egypt
Princeton subject headings:
Environmental degradation--Egypt.
Environmental health--Psychological aspects.
Pollution--Environmental aspects--Egypt.
Pollution--Social aspects--Egypt.