AIR TO AIR FOLLOW MLSs of light plane, two burners under wings seeding clouds. ELS and HAMLSs of cloud seeding operation. Profile LS, MLSs of plane seeding clouds. AIR TO AIR HAS of light plane being chased by camera plane, densely wooded hills in background, weather research base. GROUND TO AIR ELS of light plane seeding clouds. GROUND TO AIR LS of plane flying towards tree-covered hills, turning over hill. GROUND TO AIR LAS of plane flying past over camera, corner of trailer of atmosphere research station in upper right-hand corner at end of shot. Shots fly pasts. FOLLOW LAS of seeding plane passing directly overhead to shining sun, man with binoculars in foreground.