Discuss the reasons for the increasing frequency and intensity of heat waves in India. What are the major effects of heat waves? Also, describe the measures to reduce heat waves.

Answer: Qualitatively, heat wave is a condition of air temperature which becomes fatal to human body when exposed. Quantitatively, it is defined based on the temperature thresholds over a region in terms of actual temperature or its departure from normal.

A heat wave occurs as a period of abnormally high temperature when the maximum temperature reaches 40 °C in the plains and 30 °C in the hilly regions.

Reasons for increasing Frequency and Intensity of Heat Waves in India

  • Global Warming and Climate Change: According to the India Meteorological Department (IMD), the average temperature in India has increased by ....
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