IIT Bombay students Arpit Upadhyay and Mohit Jajoriya have devised an RO hand pump that needs no electricity to generate clean drinking water, aiming to provide equitable access to rural India.
JS Water Energy Life, a Delhi-based venture, has developed a unique Bio Sewage Treatment Plant (Bio-STP) at the Delhi Golf Course that can treat and recycle all the water it needs at one-third the cost.