A study by the University of Oxford ranked Bengaluru, Mumbai, Hyderabad, and Chennai among the world's top 50 urban centres facing significant heat risk.
It assessed heat risk based on heat exposure, population vulnerability, and coping capacity.
Hyderabad ranked among the world's 30 most heat-vulnerable cities with a heat-risk score of 0.68.
A total of 14 Indian cities featured among the world's top 50 urban centres facing significant heat risk.
A study by the University of East Anglia found that Indian urban areas may warm about 45% faster than surrounding rural regions.
According to the Council on Energy, Environment and Water, over 76% of India's population faces high to very high risk from extreme heat.