In 1981, climate researchers began tracking hourly temperatures that would eventually span 43 years of global data. 47 years later, their projections show hot days could contain more than 4 extra hours of extreme heat, revealing risks daily averages miss

A groundbreaking study shows that extreme heat hours are rising faster than hot days, indicating increased health risks as hotter nights and unexpected heat episodes become more common, especially in low-income countries.

Raccontata daeconomictimes.indiatimes.com