Abstract

The study was concerned with estimating the size of water demand in Algeria by studying the various determinants and variables that affect water demand in light of the relative scarcity of this important resource, which suffers from many pressures, including population increase, food security and pollution, and this study relied on World Bank data and used the descriptive statistical approach and SPSS program. The study aims to find out the determinants of water demand in Algeria and to reach a model that can estimate and know the amount of future water required and estimates have been reached for the period )2025-2080 (, which is greatly affected by the number of population, which is the main variable in the model.