Lake Qarun is one of the closed saline lakes located in the North of the Western Desert of Egypt. Lake Qarun is situated in the lowest part of the Fayum Depression with an elevation of ≈ 43 m below sea level. It is located between the latitudes of 29° 24′ & 29° 33′ N and longitudes of 30° 24′ & 30° 49′ E. The lake covers 230 km2 in surface area. Qarun area was declared as a natural protectorate according to the provisions of Law 102/1983, by Prime Ministerial Decree Number. (943 / 1989). Lake Qarun is under environmental pressure which cause series of problems related to the lake's ecological and aquatic life. Thus, there is a pressing need to form accurate understanding of the many environmental factors. The lake suffering from several problems such as, Increasing evaporation rate and absence of fresh water inflow, Receiving a huge amounts of sewage water and irrigation water moreover the Wind-blown sands attack the lake from north and northwest…etc. Lake restorations are usually attempted not only to improve water quality and aquatic life but also to improve aesthetic and recreational needs. In lake restoration techniques, depending on the nature and extent of the problem. There are many approaches for lake restorations. This paper presents the physical and chemical methods for Lake Qarun restoration.