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Western Ghats Landslides: The Imperative for Robust Early Warning Systems

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Recent landslide incidents in the Western Ghats have reignited the debate on disaster preparedness, highlighting the urgent need for a comprehensive Landslide Early Warning System (LEWS) to protect ecologically sensitive regions.

The recurring landslides in the Western Ghats, particularly in regions like Wayanad, Kerala, have once again brought to the fore the vulnerability of India’s ecologically sensitive zones to extreme weather events. As climate change intensifies the frequency and severity of monsoon-related disasters, the existing disaster management framework faces significant challenges in predicting and mitigating the impact of slope failures. Experts argue that the current approach to disaster management is largely reactive. While infrastructure projects are essential for regional development, they often exacerbate the risk of landslides when implemented without rigorous geological assessment and environmental safeguards. The lack of a granular, real-time Landslide Early Warning System (LEWS) means that local communities and authorities are often caught off-guard, leading to significant loss of life and property. A robust LEWS would integrate satellite imagery, rainfall threshold data, and ground-based sensors to provide actionable alerts, allowing for timely evacuations and proactive disaster mitigation.

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