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How Drones Map Flooded Areas Safely
无人机如何安全绘制洪水区域地图
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Drones fly above flooded land without putting people at risk.无人机在洪涝区域上空飞行，无需人员涉险。
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Cameras and GPS help them take precise pictures from the air.摄像头和GPS助力其从空中精准拍摄。
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Special software turns those photos into clear flood maps.专用软件将这些照片转化为清晰的洪水地图。
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Emergency teams use these maps to plan rescue routes fast.应急队伍利用这些地图快速规划救援路线。
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Drones work even when roads are underwater or blocked.即使道路被淹或受阻，无人机仍可正常作业。
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They can cover large areas much quicker than ground crews.相比地面人员，无人机能更快覆盖大片区域。
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This technology helps save time and lives during disasters.该技术有助于在灾害中节省时间、挽救生命。
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It is a real-world STEM tool for community safety.这是面向社区安全的实用STEM工具。