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Domestic Wastewater Treatment in Developing Countries

Duncan Mara
TLDR
What is Domestic Wastewater and Why Treat It and how is it used?
Abstract
Affordable and effective domestic wastewater treatment is a critical issue in public health and disease prevention around the world, particularly so in developing countries which often lack the financial and technical resources necessary for proper treatment facilities. This practical guide provides state-of-the-art coverage of methods for domestic wastewater treatment and provides a foundation to the practical design of wastewater treatment and re-use systems. The emphasis is on low-cost, low-energy, low-maintenance, high-performance 'natural' systems that contribute to environmental sustainability by producing effluents that can be safely and profitably used in agriculture for crop irrigation and/or in aquaculture, for fish and aquatic vegetable pond fertilization. Modern design methodologies, with worked design examples, are described for waste stabilization ponds, wastewater storage and treatment reservoirs; constructed wetlands, upflow anaerobic sludge blanket reactors, biofilters, aerated lagoons and oxidation ditches. This book is essential reading for engineers, academics and upper-level and graduate students in engineering, wastewater management and public health, and others interested in sustainable and cost-effective technologies for reducing wastewater-related diseases and environmental damage.

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Citations
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The challenges of wastewater irrigation in developing countries

TL;DR: In this paper, a combination of source control, and farm-level and post-harvest measures can be used to protect farm workers and consumers from adverse impacts from wastewater irrigation in developing countries.

Compendium of sanitation systems and technologies

TL;DR: The first edition of the Compendium as discussed by the authors provides a useful planning tool for making more informed decisions by ordering and structuring a huge range of information on tried and tested technologies into one concise document.
Journal ArticleDOI

Determination of the internal chemical energy of wastewater

TL;DR: A new methodology of preparing samples for measuring the internal chemical energy in wastewater is developed, and an analysis is made between this and the COD measurements taken, and the size of the resource that wastewater presents is clearly both complex and variable but is likely to be significantly greater than previously thought.
Journal ArticleDOI

Life cycle assessment of wastewater treatment in developing countries: A review.

TL;DR: The estimation of more site-specific databases, characterization factors, or normalization and weighting values combined with more affordable access to background databases and LCA software, would deeply increase the accuracy of WWT-related LCAs in developing countries.
Journal ArticleDOI

Wastewater treatment plants as a source of microbial pathogens in receiving watersheds

TL;DR: In this article, the authors give an overview of wastewater treatment practices with particular emphasis on the removal of microbial pathogens with a focus on the survival and persistence of different microbial types in different conditions and environments.
References
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Journal ArticleDOI

Towards a natural system of organisms: proposal for the domains Archaea, Bacteria, and Eucarya.

TL;DR: It is proposed that a formal system of organisms be established in which above the level of kingdom there exists a new taxon called a "domain." Life on this planet would be seen as comprising three domains, the Bacteria, the Archaea, and the Eucarya, each containing two or more kingdoms.
Book

Water quality for agriculture

R. S. Ayers, +1 more
TL;DR: Water quality for agriculture, water quality in agriculture for agriculture as mentioned in this paper, water quality of agriculture, Water quality of water for agriculture in agriculture, مرکز فناوری اطلاعات و اسلاز رسانی
Journal ArticleDOI

Global Illness and Deaths Caused by Rotavirus Disease in Children

TL;DR: The tremendous incidence of rotavirus disease underscores the urgent need for interventions, such as vaccines, to prevent childhood deaths in developing nations.
Journal ArticleDOI

Aqueous Ammonia Equilibrium Calculations: Effect of pH and Temperature

TL;DR: A critical evaluation of the literature data on the ammonia–water equilibrium system has been carried out and results of calculations of values of pKa at different temperatures and of percent of NH3 in aqueous ammonia solutions of zero salinity as a function of pH and temperature are presented.