Non-profit organization OHorizons recently created an innovative BioSand Filter that can deliver clean water at 1/10th of the cost of traditional methods. The filter hinges upon an open-source Wood ...
It’s difficult to fathom that 10% of the global population still does not have consistent access to potable drinking water in 2016. Often, basic lack of infrastructure and capital constraints have ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results