1 00:00:01,720 --> 00:00:06,140 249 miles above Earth, NASA has a specialized laser mounted to the International Space Station. 2 00:00:06,160 --> 00:00:13,010 It's called CATS: The Cloud Aerosol Transport System, and it's designed to study the atmosphere. 3 00:00:13,030 --> 00:00:21,910 CATS makes observations about the transport of aerosols by looking through vertical slices of the atmosphere. 4 00:00:21,930 --> 00:00:00,000 CATS data helps scientists improve climate models and monitor near-real-time events on Earth, including pollution, volcanoes, wildfires, and more. 5 00:00:00,000 --> 00:00:39,613