Homeless people are seen resting under a flyover on the banks of river Yamuna to shield themselves from the sun during a hot summer afternoon amid severe heatwave in New Delhi on May 31, 2024. Extreme temperatures across India are having their worst impact in the country's teeming megacities, experts said on May 30, warning that the heat is fast becoming a public health crisis. India is enduring a crushing heatwave with temperatures in several cities sizzling well above 45 degrees Celsius (104 degrees Fahrenheit). (Photo by Money SHARMA / AFP)