Urbanization has significantly increased over the last two centuries. In year 1800 only 2% of people lived in cities, while 1900 this percent to 12%. Recent studies indicate that 2008 more than 50% world population urban areas, with percentage expected reach 75% by 2030. Urban land cover occupies or 3% earth surface, yet it been recognized growth is associated many socioeconomic and environment...

in today’s dynamic market, organizations must be adaptive to market fluctuations. in addition, studies show that material-handling cost makes up between 20 and 50 percent of the total operating cost. therefore, this paper considers the problem of arranging and rearranging, when there are changes in product mix and demand, manufacturing facilities such that the sum of material handling and rearr...