Browse our knowledge hub

Access the evidence you need to make informed decisions. Our Knowledge Hub is a curated library of the latest research, case studies, and practical guides from leading experts in the WASH sector. Deepen your understanding of critical challenges and emerging best practices.

Connected to WASH Database

Latest sync: November 5, 2026, 6:05am

Copper

Factsheet
Copper overview for health professionals. Research health effects, dosing, sources, deficiency symptoms, side effects, and interactions here.

Chloramines Fact Sheet

Factsheet
The study found that in-line chlorination can improve household stored drinking water quality and reduce child diarrhoea in low-income urban settings with intermittent water supply.

Is there Chromium in My Drinking Water?

Factsheet
Evaluates the effect of installing novel passive chlorination devices at shared water points on child diarrhoea prevalence in low-income, densely populated communities in urban Bangladesh.

Nitrogen and Water

Nitrogen, vital for plant growth, becomes a pollutant in water when excessive. The article details nitrogen forms like nitrate and ammonia and their origins. Excess nitrogen in water can raise cancer risks and cause harmful algal blooms.

Mercury

Mercury, a natural element, exists in water sources, with exposure potentially causing neurological and developmental issues, especially in pregnant women and children. The article covers mercury's water sources, like industry and farming, and advises testing and exposure reduction for concerned individuals.

Mercury Contamination of Aquatic Environments

Mercury, a toxic element, accumulates in aquatic life, impacting both humans and wildlife. Originating from both natural and human activities like mining, its contamination can lead to neurological issues. The article offers guidance for those concerned about local waterway mercury levels.

Health Effects of Exposures to Mercury

Factsheet
Learn about the form of mercury, and how exposure to its various forms effect the health of humans of all ages, including pregnant women. Also find symptoms of methylmercury exposure

Manganese Fact Sheet

Factsheet
The article provides information on the health risks associated with exposure to manganese in drinking water, as well as the sources and levels of manganese in water.

Manganese

Factsheet
Manganese overview for health professionals. Research health effects, dosing, sources, deficiency symptoms, side effects, and interactions here.