India, Dec. 16 -- A blend of bold policy moves and growing private-sector innovation drove Indian cleantech in 2025. However, the shift still faced several significant gaps.

The nationwide rollout of 20% ethanol-blended petrol (E20) clearly reflects this picture. While the government intends to cut emissions and reduce the country's dependence on fossil fuels, the move has ignited several concerns. The implementation happened nonetheless.

Private enterprises and academic institutions are also stepping up their game in the emerging biofuel trends, which has become a focal point for cleantech. These range from generating electricity or green hydrogen from waste to biotechnology innovation for producing cleaner gases and aviation fuels. An...