Water21 - magazine of the International Water Association
August 2012
Issue 14.4
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COVER STORY
Reuse solution for the Valley of Mexico’s water challenges
Urban population growth and insufficient water and wastewater capacity in the Valley of Mexico have led to aquifer overexploitation, causing subsidence and health risks from untreated sewage. Ernesto Espino de la O describes an ongoing project to increase treatment capacity and reuse wastewater for irrigation and aquifer recharge to meet the water demands of the Valley’s population.
NEWS / ANALYSIS
Including... ADB study examines performance of Asian utilities. A new study by the Asian Development Bank (ADB) says that millions in Asia and the Pacific could have access to clean water if leaks were plugged and water utility reforms adopted.
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GLOBAL FOCUS - CITIES OF THE FUTURE
- 14. Understanding the nature of change: building resilience into urban life
- By Steve Moddemeyer
IWA WORLD WATER CONGRESS & EXHIBITION PREVIEW
- 21. Taking action now to meet tomorrow’s needs: sharing expertise at the IWA World Water Congress & Exhibition
WATER REUSE
- 28. Wastewater reuse brings life back to Spain’s Segura river
- By Bill McCann
34. Reuse solution for the Valley of Mexico’s water challenges
By Ernesto Espino de la O
DRINKING WATER TREATMENT
- 40. Disinfection by-product research and public health policy: clarifying facts in a developing field
- By Steve Hrudey and Jeffrey Charrois
TESTING / ANALYSIS
- 45. Risk-orientated screening of disinfection by-products
- By Beate Escher, Maria Jose Farre and Peta Neale
- 47. Monitoring for maximum efficiency: controlling THMs in US supplies
- By Lis Stedman
SEWERS AND SEWER NETWORKS
- 48. Washington sewer upgrade tackles sanitary overflows and fats, oil and grease
- By Jim Force
ASIA
- 51. Managing pollution on the Pong: integrating water management in north-east Thailand
- By Brian D’Arcy and Virunpob Supab
- 54. Transforming the arsenic crisis into an opportunity
- By Sudipta Sarkar, Hul Seingheng, Davin Uy and Arup Sengupta
WATER LOSS
- 57. Are we going to win the war against NRW?
- By Michel Vermersch, Ek Sonn Chan and Patrick Vaughan
60. PROJECTS, PRODUCTS & SERVICES
WATER UTILITY 21
- 65. AquaRating: an innovative system for assessing utility practice and performance
67. READING AND RESOURCES
WATER ENVIRONMENT 21
- 68. Lessons from US experiences with unconventional gas production
- By Jamie Pittock
71. RESEARCH & DEVELOPMENT
75. IWA NEWS
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77. IWA EVENTS
78. DIARY
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