Phase-out plans of US utility giants underscore money-saving potential of cleaner alternatives, says think tank.

Dr Rahul Walawalkar is president and MD of Customized Energy Solutions and an executive director of the India Energy Storage Alliance. A proud evangelist for renewables and advanced energy storage technologies, Andy Colthorpe asked him about what 2017 meant for India’s storage industry and what’s getting him enthused – or apprehensive – about 2018.