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Finding Water for Growth: New Sources, New Tools, New Challenges 1
Author(s) -
Hanak Ellen
Publication year - 2007
Publication title -
jawra journal of the american water resources association
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.957
H-Index - 105
eISSN - 1752-1688
pISSN - 1093-474X
DOI - 10.1111/j.1752-1688.2007.00084.x
Subject(s) - overdraft , portfolio , scope (computer science) , desalination , government (linguistics) , environmental planning , business , water resources , environmental resource management , environmental science , computer science , finance , linguistics , philosophy , membrane , biology , genetics , programming language , ecology
Rapidly growing regions such as the western United States face difficult challenges in mobilizing new water supplies to meet new demands. Environmental concerns have curtailed the scope for large new surface storage projects, and widespread basin overdraft has limited ground water’s potential as a source of expansion. Drawing on the California experience, this article explores modern water planning approaches, which focus on a portfolio of options including nontraditional sources (recycling, desalination, underground storage) and more efficient use of existing supplies (conservation and water marketing). It reviews the advantages and drawbacks of the elements of the portfolio, provides examples of innovative planning approaches, and assesses the role for supportive government policies.