A tethe­red bal­loon sys­tem is flown at Guy, Texas, as part of the TRack­ing Aero­sol Con­vec­tion inter­ac­tions Expe­Ri­ment (TRACER). The TRACER field cam­paign aims to coll­ect data on the evo­lu­ti­on of con­vec­ti­ve clouds and the envi­ron­ment at loca­ti­ons around Hous­ton, Texas. Pho­to by Brent Peter­son, San­dia Natio­nal Labo­ra­to­ries. Image cour­te­sy of the U.S. Depart­ment of Ener­gy Atmo­sphe­ric Radia­ti­on Mea­su­re­ment (ARM) user facility.

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