Using satellite and ground based observations and model calculations we conduct investigations of Earth's highest clouds (PMCs). Most recent results include the quantification of the PMC mass and PMCs from Space Shuttle exhaust.
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The Spatial Heterodyne Imager for Chemicals and Atmospheric Detection program is an effort to build a prototype long wave infrared Spatial Heterodyne Spectroscopy instrument for ground based and airborne detection and identification of tropospheric trace gases.
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