IJSRP, Volume 10, Issue 7, July 2020 Edition [ISSN 2250-3153]
Ali Farag Alznad phd, L.Nesseef phd
The great challenges and problems in the new millennium in the field of environment due to intensive economic and technological development all over the world have taken on the characteristics of an ecological crisis. Excessive urbanization, uncontrolled development, over-exploitation of forests, mining, transport and industry have negatively affected environment all over the world. The consequences of such a state are numerous, from global climate change, ozone depletion, genetic mutations of organisms, extinction and spread of endangered plant and animal species to worrying depletion of natural resources.