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Today, people worldwide can expect to live into their 60s and beyond.
Of the two billion people worldwide lacking access to at least basic sanitation, seven out of ten live in rural areas (JMP 2019).
The devastating earthquake of 2005 severely damaged over 4000 water and sanitation schemes in northern Pakistan.
Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice