New Delhi, Aug. 8 -- Can a solution to a problem be more problematic? In the case of biofuels, especially ethanol production, this question needs to be discussed seriously.

India's renewable energy sector is making strides year on year. Earlier this month, the Government proudly announced achieving the ethanol blending target of 20 per cent E20. The question that needs to be raised is the stress that the increasing use of ethanol will put on our land and water resources, already under duress due to the changing climate.

One of the key research questions of a December 2024 study by Centre for Study of Science, Technology and Policy (CSTEP) was about the sustainability of E20, especially in the long term and the land, water, and food securi...