CONTENTS
August 2017 • Vol. 30 No. 4 • ISSN-0835-605X COMING IN OUR OCTOBER 2017 ISSUE This issue will offer our 43,000 readers across Canada a strong and diverse range of articles: EDITORIAL FOCUS Water & Wastewater Plant Efficiency
20
FEATURED TOPICS • Wastewater treatment and collection systems • Stormwater management
32
• Drinking water supply, treatment and distribution systems
34
• Disinfection and filtration BONUS CONVENTION CIRCULATION AT:
FEATURES 6 8 10 16 20 22 24 26 30 32 34
Editorial Comment: An inconvenient sequel to a seemingly endless debate
SPECIAL FOCUS
36 38 42 44 46
Cornell tests “smart”, resilient underground infrastructure Monitoring and maintenance programs help protect infrastructure World Water Council calls on governments to focus on water issues Bridge project calls for major environmental protection and remediation Stormwater funding needs to be a priority in Ontario: Report
• Water Environment Federation (WEFTEC) • Eastern Ontario Water Works Association
Robots help extract valuable materials from e-waste
• Canadian Waste & Recycling Expo
Reducing the risk of Legionnaires’ disease from water systems Humic & fulvic acids can enhance wastewater treatment and reservoir quality
• National Drinking Water Conference
Innovative sludge mixer improves performance and cuts costs
• South Central Ontario Waterworks
Bringing affordable safe water to Alderville First Nation
• Northern Territories Water and Waste Association
Kelowna WWTP installs larger sludge pump to meet increased demand Evaluating water metering technologies for accuracy
• World Water–Tech North America – Toronto
Thermal mass flow meter helps improve chlorine disinfection system New hatches being installed on historic water plant’s settling basins Effluent sewer helps community rebuild after destructive fire
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DEPARTMENTS
ES&E’S ANNUAL GUIDE
58 61 61 66
48 Associations 52 Government 56 Education & Training
Product Showcase Environmental News Professional Cards Ad Index
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Environmental Science & Engineering Magazine