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Context:
In 2025, cloudbursts, flash floods, and landslides have wreaked havoc across Northeast India, Uttarakhand, Himachal Pradesh, and most recently, Jammu and Kashmir. Over 60 lives were lost in J&K in less than a week, underscoring gaps in India’s climate preparedness and early-warning systems.
Background:
- Cloudbursts are intense rainfall events defined as precipitation exceeding 100 mm per hour over ~30 sq. km.
- Common in Himalayan regions due to interaction of monsoon winds, cold winds, and mountain topography.
- Effects are not localized – they cause landslides, flash floods, and downstream destruction.
- Global warming and changing monsoon patterns are increasing frequency and intensity.
Current Challenges:
- Weak Drainage & Infrastructure:
- Urban flooding in Delhi, Mumbai, and Bengaluru highlights poor planning and drainage systems.
- Gaps in Climate Information:
- Cloudbursts occur in small tracts often without rainfall gauges.
- IMD lacks dense weather-monitoring networks needed for hyper-local forecasts.
- Limited Preparedness:
- Fragile ecosystems in the Himalayas are exposed to unregulated construction and tourism.
Policy Imperatives:
- Strengthen IMD’s Monitoring Capacity: Invest in dense weather instrument networks and computing power.
- Cloudburst-Prone Mapping: Use satellite imagery + historical data to identify vulnerable zones.
- Integrated Coordination: Collaboration among IMD, scientists, planners, and authorities at all levels.
- Climate-Resilient Urban Planning: Upgrade drainage systems and regulate construction in high-risk zones.
- Public Awareness & Communication: Ensure early warnings reach local communities effectively.
