Because of the current trend in nature degradation, protected areas are gaining importance. Ehden reserve in Lebanon is one such example, a reserve providing shelter to a substantial number of endangered species. This paper was designed to have three main objectives which are firstly to measure...

The aspects of environment's protection play double role in determining human's health- direct which was illustrated, by among others, Lalonde in his concept called the fields of health and indirect by being part of a methodology used in health economics. Improving quality of air, reducing its'...