IWA Publishing

5 Books found

Books

  • Assessing Infiltration and Exfiltration on the Performance of Urban Sewer Systems

    Assessing Infiltration and Exfiltration on the Performance of Urban Sewer Systems

    Sewer systems constitute a very significant heritage in European cities. Their structural quality and functional efficiency are key parameters to guarantee the transfer of domestic and industrial wastewater to treatment plants without infiltration nor exfiltration. Infiltration of groundwater is particularly detrimental to treatment plant efficiency, while exfiltration of wastewater can lead to groundwater contamination. The European research ...

  • Sanitation and Hygiene in Africa: Where do We Stand?

    Sanitation and Hygiene in Africa: Where do We Stand?

    You can download the ebook free of charge. The Third African Sanitation and Hygiene Conference was held in Kigali, Rwanda in July 2011. It was hosted by the Government of the Republic of Rwanda, and the African Minister_x0019_s Council on Water. The meeting attracted extraordinary interest: over 1000 people registered and nearly 900 people attended from a total of 67 countries, including representatives of 42 African countries. The content of ...

  • International Regulatory Co-operation: Case Studies, Vol. 3

    International Regulatory Co-operation: Case Studies, Vol. 3

    The world is becoming increasingly global. This raises important challenges for regulatory processes which still largely emanate from domestic jurisdictions. In order to eliminate unnecessary regulatory divergences and to address the global challenges pertaining to systemic risks, the environment, and human health and safety, governments increasingly seek to better articulate regulations across borders and to ensure greater enforcement of rules. ...

  • WEF/WERF Study Quantifying Nutrient Removal Technology Performance

    WEF/WERF Study Quantifying Nutrient Removal Technology Performance

    The Water Environment Research Foundation (WERF) Nutrient Challenge Research Program and the Water Environment Federation (WEF) cooperated in a comprehensive study of nutrient removal plants designed and operated to meet very low levels of effluent N and P.  Both existing and new technologies are being adapted to meet requirements that are as low as 3 mg/L TN and 0.1 mg/L TP, and there is a need to define their capabilities and reliabilities in ...

  • Pharmaceuticals in the Environment

    Pharmaceuticals in the Environment

    About 4000 medical compounds are being used in the drugs applied today. It is estimated that worldwide consumption of active compounds amounts to some 100 000 tons or more per year. Consequently, there is a need to highlight the most important questions and issues related to presence of pharmaceuticals in the environment. Pharmaceuticals in the Environment: current knowledge and need assessment to reduce presence and impact brings together ...