India, April 4 -- One would have thought that the acrimonious and high-decibel campaign for the Lok Sabha elections would push issues like climate change into oblivion. Fortunately, it has not. While the elections hold the centre-stage of discourse, reports of unusual temperature changes appear in TV channels and print publications.

This is hardly surprising given that climate change has been affecting our lives for quite some time now. Two examples can be cited. Most of March was unusually cold in Delhi, the National Capital Territory and some areas around it. It began warming up only towards the end of the month. Himachal Pradesh experienced four times more snowfall this year compared to the last. It has not just been India. The United S...