Impact of biomass burning and anthropogenic emissions on the chemical composition of the summertime Arctic troposphere – aircraft observations during POLARCAT-GRACE.

Roiger, A.; Schlager, H.; Scheibe, M.; Lichtenstern, M.; Stock, P.; Aufmhoff, H.; Arnold, F.; Sodemann, H.; Burkhart, J.F.; Stohl, A.; Günther, G.; Law, K.; Auby, A.