1. 1. Acreman, M. (2004).Water and ethics. United Nations Educational Scientific and Cultural
2. Organization, P5.
3. 2. AL-Saddi, H.A. (2006). Fundamentals of ecology and pollution, Dar-Al Yazori, publication 347,253,
4. 23 p. Amman, Jordan (In Arabic book).
5. 3. Marques, P.A.; Rosa, M.F.; Mendes, F.; Pereira, M.C.; Blanco, J .andMalato,