Heat wave frequency across core heat wave zone comprising Punjab, Haryana increased by 0.1 days per decade
TNN / May 23, 2026, 13:34 (IST)
India's summers are becoming dangerously hotter and more humid, with heatwaves increasing in frequency and duration. Rising night-time temperatures, coupled with higher humidity, are exacerbating heat stress, making it increasingly difficult to escape the heat. This trend, driven by human-caused climate change, poses significant public health and economic challenges.