Sanitary wastewater treatment units, converting wastewater into clean water and fertilizers for food production. The solution is currently used for festivals and cultural events. Semilla Sanitation works in collaboration with universities as well as the European Space Agency in order to put apply closed loop Space exploration research on earth. (see summarizing case study below)

Global water scarcity, poor hygiene, water pollution, growing world population, and food scarcity. 

Sanitary wastewater treatment unit, converting wastewater into clean water and fertilizers for food production. The systems re-uses water, reduce water usage, and recovers fertilizers and compost from wastewater. The long term goal is to make buildings 100% circular in terms of water usage.