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In August 2015, an outbreak of cholera was reported in Tanzania.
To date, over 900 TWT's (Tiger Worm Toilets) have been built and trialled across four countries by Oxfam in a range of settings incl
Globally, an estimated 2.5 billion people lack access to improved sanitation.
The world is witnessing the highest levels of forced human displacement on record, leading to people being housed in urban centres a