Effective micro-organisms (EM) technology is a liquid mix of microbes developed in Japan, which promotes vigorous plant growth, producing better agricultural crops. It can also be used to manage organ...

The DEWATS (decentralized waste water treatment system) can be seen in use in several places around Auroville. The vortex system is useful in more compact areas that do not have sufficient space for a...

The vortex is a water treatment system in development at the Auroville Centre for Scientific Research (CSR) that was created by Lars Kostedde. Kostedde’s vortex system is based on the ideas of Vikto...

Natural treatment of waste water occurs by channeling the effluent through several devices: Pre-treatment is done in a settler, first treatment takes place in a baffled tank, second treatment takes p...