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Articles

WATER DEMAND MANAGEMENT IN CANADA: A REVIEW AND ASSESSMENT

Pages 71-82 | Published online: 23 Jan 2013
 

Abstract

This paper examines water demand management in Canada as a complementary approach to more traditional supply management strategies. Water demand management is defined as "any socially beneficial measure which reduces or reschedules average of peak water withdrawals or consumptive use from surface or groundwater while maintaining or mitigating the extent to which return flows are degraded". Economic measures such as realistic water pricing hold the key to adopting water demand management as a complementary adjunct to current supply management approaches to water resources. The paper explores the demand management approach in the context of municipal and industrial water uses, finding that demand management has the potential not only to make water use more rational economically, but also to facilitate to establishment of more effective pollution control measures. In support of demand management programs, the paper also outlines a supportive research program. The overall conclusion of the paper is that water demand management is still in the early stages of development, but that this type of approach would enhance water management strategies.

Cet article examine la gestion de la demande en eau au Canada, en tant que complément des stratégies de gestion d’alimentation plus traditionnelles. La gestion de la demande est définie comme toute mesure socialement bénéfique qui réduit ou replanifie la moyenne de la consommation ou des prélèvements de pointe dans les eaux de surface ou souterraines, tout en maintenant au même niveau ou en atténuant le degré de dégradation des écoulements restitués. Des mesures économiques, telles que l’établissement de prix réalistes, représentent la clé de l’adoption d’une gestion de la demande en eau qui complète les méthodes de gestion actuelles de l’alimentation. L’article explore la gestion de la demande et démontre que cette approche peut non seulement rendre plus rationnelle l’utilisation de l’eau d’un point de vue économique, mais qu’elle facilite aussi l’établissement de mesures plus efficaces contre la pollution. A l’appui de programmes de gestion de la demande, l’article décrit également un plan de recherche de soutien. Il conclut en démontrant que la gestion de la demande en est encore à ses premiers stades de développement, mais que ce type d’approche améliorerait les stratégies de gestion.

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