India has dispatched consecutive flights carrying over 47 tonnes of emergency humanitarian assistance and medical supplies to flood-ravaged Nepal, as intense search-and-rescue operations scramble to locate more than 300 missing Indian nationals. The relief effort follows a catastrophic glacial collapse and flash flood along the Tibet-Nepal border that killed at least 165 people and left over 800 out of contact across the region.Catastrophic Glacial Surge Sweeps Border SettlementsThe disaster struck without warning on Wednesday morning when a high-altitude glacial collapse in the Tibetan plateau released a massive torrent of water, mud, and boulders. The surge hurtled down the Bhote Koshi and Trishuli river valleys, sweeping through Nepal's Rasuwa, Nuwakot, and Dhading districts.In a matter of minutes, the raging waters tore down residential structures, swept away custom checkpoints, severed vital bridges, and crippled at least a dozen operational and under-construction hydropower plants. The United States Geological Survey (USGS) confirmed that seismic signals initially believed to be a magnitude 5.2 earthquake were actually generated by the massive momentum of the glacial collapse and resulting debris flow.As search teams comb through tons of river mud downstream, the death toll has mounted to 165, with authorities warning that numbers are expected to rise significantly as access to isolated mountain hamlets is restored.Hundreds of Indian Pilgrims and Tourists UntraceableThe deluge hit a critical transit corridor popular with international trekkers and pilgrims heading toward the sacred Kailash-Mansarovar site in Tibet. Nepalese disaster management agencies reported that over 800 individuals remain missing, including 466 foreign tourists from 28 countries.Among the untraceable travellers, Indian foreign ministry and local disaster officials confirm that upwards of 300 Indian citizens and Non-Resident Indians (NRIs) remain out of contact. These include a 32-member tour group from West Bengal, alongside large contingents of pilgrims from Tamil Nadu, Karnataka, and Kerala.Several state governments in India have set up 24/7 control rooms and helpline desks to assist frantic families attempting to track relatives stranded in the border terrain. Meanwhile, the Indian Embassy in Kathmandu has deployed officers directly to rescue staging areas while maintaining dedicated emergency helplines (+977 985 131 6807 and +977 970 910 7500).India Mobilizes Rapid Humanitarian Assistance (HADR)Demonstrating swift regional support under its "Neighbourhood First" policy, India mobilized immediate disaster relief. Prime Minister Narendra Modi personally reached out to Nepalese Prime Minister Balendra Shah to convey condolences and commit India's full logistical, medical, and rescue capabilities to the relief drive.Within hours of the disaster, the Indian Air Force (IAF) dispatched an initial C-130J Super Hercules aircraft loaded with 10 tonnes of essential Humanitarian Assistance and Disaster Relief (HADR) materials. By Thursday morning, External Affairs Minister S. Jaishankar announced that a second heavy-lift aircraft had landed in Kathmandu, delivering an additional 37.5 tonnes of supplies.Emergency Shelters & Food: The consignments include heavy-duty family tents, tarpaulins, thermal blankets, and ready-to-eat dry ration packets.Medical Aid & Water Sanitation: Indian medical units provided emergency trauma kits, broad-spectrum antibiotics, water purification tablets, and mobile sanitation systems to prevent waterborne disease outbreaks in displaced camps.Operational Coordination: Joint rescue teams comprising the Nepal Army, Armed Police Force, and technical units are utilizing sniffer dogs, specialized heavy machinery, and high-altitude helicopters to clear blocked arterial highways and airlift stranded survivors.Downstream Flood Warnings Issued in Border StatesBeyond immediate mountain rescue operations, Indian domestic authorities are bracing for secondary impacts. Heavy discharge from swollen Nepalese tributaries into the Ganga river basin has prompted emergency flood alerts across low-lying districts of Bihar and Uttar Pradesh.Union Home Minister Amit Shah held emergency consultations with state officials to review flood preparedness, directing the National Disaster Response Force (NDRF) to deploy advance teams along vulnerable riverbanks bordering Nepal. While disaster relief flights continue between Delhi and Kathmandu, search units on the ground face a critical race against time as rain and mudslides continue to hamper rescue efforts across the Himalayan frontier.Also Read :- Nepal-Tibet Flood Disaster: US Announces 0,000 Emergency Aid as 165+ Die