2. Area of study
The territorial division of Naama is situated in the far western south of Algeria (fig.1). It belongs to the Algerian
high plateaus region with an area of 29.514,14 km² which means 1.2% of the country total area.
209,470 inhabitants live in this region (2008 population census); out of which Mecheria and Naama cities
populations represent 40.5%[7]. These two cities have noticed a demographical growth ratio of 3.1% per year in
2008. A population increase which was accompanied with an increase in household consumption, hence a great
growth of waste production [8].