Quantification of CH&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt; coal mining emissions in Upper Silesia by passive airborne remote sensing observations with the Methane Airborne MAPper (MAMAP) instrument during the CO&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt; and Methane (CoMet) campaign
Atmospheric chemistry and physics