Ground-level LiDAR (VIDEO) Purdue University This video is under embargo. Please login to access this video. Caption Jinyuan Shao, graduate student in the Department of Forestry and Natural Resources, walks through a forest wearing a backpack containing LiDAR, or light detection and ranging equipment, and other sensors used to collect data about trees and plants. Credit Purdue Agricultural Communications video Usage Restrictions News organizations may use this video in reports about the work of Purdue University’s Institute for Digital Forestry. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.