Gas transport in firn: multiple-tracer characterisation and model intercomparison for NEEM, Northern Greenland

Christo Buizert, P. Martinerie, V.V. Petrenko, J.P. Severinghaus, C.M. Trudinger, Mauro Rubino, E. Witrant, J.L. Rosen, A.J. Orsi, D.M. Etheridge, L.P. Steele, C. Hogan, Theo Manuel Jenk, Thomas Blunier