Sanitation is one of the most critical issues that developing countries face. Worldwide, about 2.5 billion people lack adequate sanitation facilities, and each year about 700,000 children die from diarrhea. One noteworthy effort to solve this problem is the Reinvent the Toilet Challenge, which the Bill & Melinda Gates Foundation launched in 2011. According to the foundation’s website, the initiative aims to promote the creation of “a truly aspirational next-generation product that everyone...

Want more? Sorry, the full text of this article is only available to subscribers. Subscribe now.

Already a subscriber? Please log in by entering your email address and password into the red login box at the top-right corner of this page.

Need to register for your premium online access, which is included with your paid subscription? Register here.

Tracker Pixel for Entry