This article was originally published at The Conversation. The publication contributed the article to Live Science's Expert Voices: Op-Ed & Insights.

In this episode of TCTV, water sanitation and hygiene engineer Dani Barrington explains the importance of toilets and community-led approaches to sanitation for one-third of the world’s population who lack access to adequate sanitation.

This video is a co-production between SBS World News and The Conversation.

See also:
Solving the toilet shortage needs a bottom-up approach

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Dani Barrington is employed by Monash University as a Research Fellow. Her current work is funded as part of the DFAT Australian Development Research Awards Scheme. She is also affiliated with Engineers Without Borders, where she is Editor-in-Chief of the Journal of Humanitarian Engineering.

This article was originally published on The Conversation. Read the original article. Follow all of the Expert Voices issues and debates — and become part of the discussion — on Facebook, Twitter and Google +. The views expressed are those of the author and do not necessarily reflect the views of the publisher. This version of the article was originally published on Live Science.