“Urban heat island” effect refers to the trapping of heat due to an increase in built-up area, declining green cover, congestion, heat absorption by urban structures, and heat generated by human activities. Heat index is a measure of discomfort felt due to high heat and humidity. Heat index is a measure of discomfort felt due to high heat and humidity. The combination of rising air and land surface temperatures and high relative humidity is increasing the heat index and heat stress in these cities, the study said. Heat index is a measure of discomfort felt due to high heat and humidity.

Source: Indian Express May 27, 2024 21:54 UTC