Global navigation satellite systems (GNSSs) have revolutionised positioning, navigation, and timi...
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Before the launch of the TROPOspheric Moni- toring Instrument (TROPOMI), only two other satellite...
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Multitude of clouds and precipitation observations in Germany is described. Data are available no...
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Abstract. We compare a full-year (2006) record of surface air NO2 concentrations measured in Isra...
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