Traditionally, in large parts of the country, the April weather was a prelude to the scorching summer. However, it’s increasingly becoming clear that extreme heat is no longer a May-June phenomenon. According to the India Meteorological Department (IMD), at least 11 states are in the grip of a heat wave. Though temperatures are expected to fall next week, the relief is likely to be temporary. The Centre’s decision to issue a heat advisory to states is, therefore, a much-needed step. It has urged state governments to shift work hours, mandate rest breaks, and ensure cooling arrangements for workers exposed to the sun. Hospitals have been directed to set up dedicated........

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