Drones came after Lirung. Nepal needs them before the next collapse
द काठमाडौं पोस्ट
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एक दिन अगाडि
In Nepal, researchers still need permission for each project to use drones that monitor dangerous slopes before they fail.
द काठमाडौं पोस्ट मा पूरा समाचार पढ्नुहोस्