According to scientists of the National Institute of Disaster Management (NIDM), New Delhi, there had been an increase in rainfall in the Himalayan range during the monsoon season in the last few years and this was due to the global climate change led by global warming.
The state of Nagaland, being in this part of the Himalayan Range, was also experiencing the increase in rainfall, they observed, official sources said here today.
Average annual rainfall has not increased, but average intensity and quantum of discharge during the monsoon have increased.
This year there was an increase in rainfall quantum. In the month of July, Nagaland received 8.45 per cent more rainfall above normal, as per the hydrological records of the Directorate of Soil and Water Conservation, Nagaland government.
Heavier rains were becoming a recurring phenomenon in the state, the scientists said and added that comprehensive preparedness strategies needed to be taken by the concerned authorities.