الفهرس 
acknowledgmentOnly 14 pages are availabe for public view
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Abstract
I am sincerely indebted to professor El- Sayed Shalaby Professor of Air and
Soil Chemistry, Department of Environmental Studies, Institute of Graduate Studies
and Research , Alexandria University, for planning this master report , his keen
supervision, valuable discussions, encouragement and reviewing the manuscript.
I would also like to express my great appreciation to Dr. Mohamed Abd-
Elkerim , Associate professor of Environmental Economics , Department of
Environmental Studies , Institute of Graduate Studies and Research Alexandria
University, for his time and effort in supervision and for continuous help throughout
writing of the manuscript.
I would like to express my deepest thanks and appreciation to Dr. Fatma Abou
Shouk, Head of Environmental Management Department , EEAA for her
continuous support, encouragement.