Roles of companies in water management - extending the boundaries of private sector responsibility?

The policies and practices of companies in water use and water management are reviewed in this article, and considerations are given on how to manifest an evolution of private sector roles, through examples of innovation by companies in sectors that make significant use of water: beverages/drinks, tourism, and mining and energy - with agriculture also considered in two respects. http://erd-report.eu/erd/report_2011/documents/dev-11-001-11researchpapers_newborne.pdf