Lidar is a radar-type technique that uses powerful lasers and large telescopes. Since 1993, the ALO has measured temperatures, densities, and waves in the
mesosphere and looked for evidence of global warming. The ALO is currently being upgraded to make it
the most powerful lidar in the world.
Browse the Atmospheric Lidar Observatory Collections:
Gold Beam (Sodium LIDAR)
Green Beam (Rayleigh-Scatter LIDAR)