New Delhi: Annu Mishra kept her modest food stall shut as temperatures in Odisha’s Bhubaneswar remained above 40 degrees Celsius for 17 consecutive days in April. This streak was the longest since 1969, severely impacting health and livelihoods. “The crippling heat made it extremely difficult to stand near the gas stove,” said 51-year-old Mishra, noting that the only time her food stall remained shut for such a long duration was during Cyclone Fani in 2019. Similar heatwaves could occur once every 30 years and they have already become about 45 times…