Wrangell Sentinel -

From remote weather stations to laser imaging to autonomous drones, the state and borough are working together to deploy cutting-edge monitoring technology at the 11-Mile landslide site.

LiDAR maps that were created before and after the slide will help geologists study potential landslide risks on the island.

LiDAR, which stands for Light Detection and Ranging, is a laser-based imaging method that creates detailed, three-dimensional maps of the Earth’s surface. LiDAR instruments consist of a laser, a scanner and a specialized GPS receiver to ensure the mapping stays on track, according to the...