Landslide buries labourers, flash flood sweeps away army personnel in Arunachal Pradesh

Why in news

Heavy rainfall in Arunachal Pradesh triggered landslides and flash floods, causing casualties among civilians and army personnel, highlighting the vulnerability of the Himalayan region to extreme weather.

Background

The incidents occurred in the Upper Subansiri district (landslide) and Dibang Valley district (flash flood) of Arunachal Pradesh. The flash flood specifically impacted the 5th Grenadier at Pasu Pani Army Camp, where seven personnel were swept away.

Facts for Prelims

• PlaceUpper Subansiri and Dibang Valley are districts in the state of Arunachal Pradesh.
• FactFlash floods and landslides in the region are often triggered by intense monsoon rainfall and seismic activity.
• S&TThe Himalayan region is highly prone to landslides due to steep slopes and fragile geological structures.

For Mains

Q. Discuss the geological and climatic factors contributing to increasing frequency of landslides and flash floods in the Himalayan region and suggest mitigation strategies.

Dimensions to cover in your answer

• geological instability
• climate change impact
• early warning systems
• infrastructure resilience

Keywords: geological vulnerability · disaster mitigation · climate resilience · hazard mapping

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