We are Elrha, a force for change in the humanitarian community. The research and innovation we support equips the humanitarian community with the knowledge of what works, so people affected by crises get the right help when they need it most.
Our purpose is clear: to empower the humanitarian community to improve humanitarian response. We make this happen by supporting and championing the outcomes of robust research and proven innovations.
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This paper shows the potential of sustainable drainage systems to address issues of excess surface water and lack of greywater management in challenging environments such as informal settlements, favelas and refugee camps.

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