1. Zarqa, Mustafa Ahmed, the general jurisprudence, Dar Al-Qalam, Damascus, 1998, Dar al-Bashir, Part I, p. 48.
2. Developers, names, activities of youth and their relationship to environmental protection - a study on the role of youth in the state of the valley, Master Thesis, Algeria, 2009-2010, Mohammed Khudair University Biskra, Chapter III, p. 6/75.
3. Kassem, Khaled Mustafa, Department of Environment and Sustainable Development under Contemporary Globalization, League of Arab States, Cairo, 2007, p. 19.
4. Ibid., P. 19.
4. Al Margee 'al sabeq, p 19.
5. Al-Ahideb, Ibrahim bin Salman, Human and the Environment .. Problems and solutions, Riyadh, 1, p.
6. Abd Al-Bade'i, Muhammad, The Economics of Environmental Protection, Egypt, Ameen Printing House, 2003, p. 59.
7. Ibid., Pp. 59-60.
8. Tahoun, Salah Ahmed, Desertification and Land Use in Heliopolis, The Academic Library, 1, 2010, p. 215.
9. Human and Environmental Problems and Solutions, op. Cit., P. 49.
10. Abu Al-Atta, Jihad, Health Aspects of Environmental Disasters, 3rd Annual Conference on Crisis and Disaster Management, Cairo, Ain Shams University, 1998, p.
11. Youth activities and their relation to the protection of the environment - A study on the role of young people in the Wilayat of