Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Lidar instrument uses light pulses to measure distances to the ground surface in the Kīlauea Caldera, Hawaii. Measurements are used to make a Digital Elevation Model - a very accurate topographic map.
