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School Lessons Lesson 7: Water Recontamination

SODIS Sauberes Trinkwasser für alle (2011)
Arsenic contaminated tube well water was first detected in Bangladesh in early 1990s. The arsenic comes from naturally arsenic-rich material delivered by the region's river systems, deposited over many years to make up the land of Bangladesh. Arseni ... more
Purpose of this document: to present eight practical steps that Member States can take at the national and sub-national level to improve WASH in health care facilities
The Arab region in the Middle East and North Africa (MENA) represents a substantial area of the terrestrial landmass encompassing several countries and ecosystems. This area is generally drier and warmer compared to the rest of the world and has extreme resource limitations that are highly vulnerabl ... more
https://doi.org/10.1371/journal.pntd.0002439 South Sudan has a high burden – among the highest in sub-Saharan Africa – of neglected tropical diseases (NTDs). This adversely affects the health and social and economic well-being of people in the country. The prevention, control and eventual elim ... more

The three-pot water treatment system

Skinner, B.; and R. Shaw Water, Engineering and Development Centre (WEDC) Loughborough University, UK (2013) CC
Phil. Trans. R. Soc. B (2010) 365, 2959–2971; doi:10.1098/rstb.2010.0143. Agricultural ecosystems provide humans with food, forage, bioenergy and pharmaceuticals and are essential to human wellbeing. These systems rely on ecosystem services provided by natural ecosystems, including pollination, b ... more
Water is the lifeblood of planetary health and human civilisation. As a critical source of fresh water, rivers underpin civilisations, past and pre ... more
Summary of findings
Since 2001, local NGO Dakupa,1 with the support of WaterAid, began to implement a water, sanitation and hygiene (WASH) project in several urban municipalities in the Central East region of Burkina Faso. In line with the principles of equity and incl ... more
This document presents the results of a survey assessing the WASH readiness of schools in UNHCR-supported refugee camps and refugee settlements. UNHCR and partners are using the results to improve water, sanitation and hygiene (WASH) COVID-19 mitiga ... more
It is a pressing question for donors and NGOs alike: is funding development and humanitarian work in fragile and conflict-affected states (FCAS) the equivalent of pouring money into a bottomless pit, if achievements are only going to be undone by further cycles of violence? There is, of course, a st ... more
Arabic Analysis on World about Agriculture, Climate Change and Environment, Drought, Flood and more; published on 09 Dec 2021 by FAO
This technical guideline has been prepared for the water supply operators to facilitate them identifying the risks of water contamination in source ... more
La quatrième édition des Lignes directrices de l'OMS pour la qualité de l'eau potable s'appuie sur plus de 50 ans d'orientations sur la qualité de l'eau potable qui font autorité en matière de mesures de santé publique lorsqu’il s’agit de mettre en place des réglementations et des normes ... more
On October 6, 11 cases of Cholera were confirmed positive in one neighbourhood of the capital Sana’a. No confirmed cases have been reported in other locations in Yemen. UNICEF, together with WHO and Health authorities, have initiated a rapid response setting up a treatment centre as well as dispat ... more
The failure to protect the people most vulnerable to climate change is especially alarming given the steady increase in the number of climate and weather-related disasters. According to the World Disasters Report, the average number of climate and weather-related disasters per decade has increased n ... more
Food security, human health and wellbeing largely depend on biodiversity. Biodiversity supports agriculture through ecosystem services such as pollination and water purification, and provides access to natural medicines, which are the primary ... more