
The sustainability of urban water systems is often compared in small numbers of cases selected as much for their familiarity as for their similarities and differences.
This paper uses ‘Medieval’ drought conditions from the 12th Century to simulate the implications of severe and persistent drought for the future of water resource management in metropolitan Phoenix
Water reuse networks have been emerging globally for the last 50 years. This article reviews the economic, social and environmental issues related to implementing water reuse networks in cities.
Increases in water treatment technology have made water recycling a viable engineering solution to water supply limitations.

Qing Chang,
Chapter 11 - Emulsion, Foam, and Gel,
Editor(s): Qing Chang,
Colloid and Interface Chemistry for Water Quality Control,
Academic Press,
2016,
Pages 227-245,
ISBN 9780128093153