Heat deaths up 36% since Paris deal; Indians lose 64 hours of sleep a year

Annual heat-related deaths worldwide have risen nearly 36% in the decade since the Paris Agreement took effect, the 10th Lancet Countdown report says. People in India faced over 2,600 hours a year of moderate or higher heat-stress risk and lost about 64 hours of sleep annually to hot nights in 2021-2025. The report urges treating climate change as a global health emergency.