A critical rescue operation is underway in Nepal following a tunnel collapse at a hydropower construction site near the Tibet border. Approximately 46 workers remain trapped within a reinforced chamber deep inside the tunnel structure. Rescue teams express cautious optimism about survivors' prospects, citing the sealed room-like conditions that may have preserved air quality. Authorities are coordinating intensive efforts to reach the trapped workers, with international assistance being mobilized. This incident highlights ongoing safety concerns in Nepal's ambitious hydropower development projects in remote mountainous regions.

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