New Delhi, July 21 -- India recently achieved a milestone in its global commitments on climate action, with renewable energy touching the half-way mark in overall electricity generation five years ahead of schedule.

The voluntary pledges were made as part of the Paris pact of 2016, when close to 200 countries under the UN's aegis agreed to set themselves targets for the reduction of carbon emissions. The power sector is India's single largest polluter, given our heavy reliance on coal as a fuel to generate it.

While our fast-tracked renewable capacity addition is testimony to a slew of policy measures taken to spur solar electricity production, falling global prices of solar panels-they crashed by 90% over the past decade-have made a si...