Publications
A New Method for Analyzing 14C of Methane in Ancient Air Extracted from Glacial Ice." Radiocarbon 50, no. 1 (2008): 53-73.
"14CH4 Measurements in Greenland Ice: Investigating Last Glacial Termination CH4 Sources." Science 324, no. 5926 (2009): 506-508.
"Methane from the East Siberian Arctic Shelf." Science 329, no. 5996 (2010): 1146-1147.
"Gas transport in firn: multiple-tracer characterisation and model intercomparison for NEEM, Northern Greenland." Atmospheric Chemistry and Physics 12, no. 9 (2012): 4259-4277.
"A 60 yr record of atmospheric carbon monoxide reconstructed from Greenland firn air." Atmospheric Chemistry and Physics 13, no. 15 (2013): 7567-7585.
"Extreme 13C depletion of CCl2F2 in firn air samples from NEEM, Greenland." Atmospheric Chemistry and Physics 13, no. 2 (2013): 599-609.
"High-precision 14C measurements demonstrate production of in situ cosmogenic 14CH4 and rapid loss of in situ cosmogenic 14CO in shallow Greenland firn." Earth and Planetary Science Letters 365 (2013): 190-197.
"Nitrogen trifluoride global emissions estimated from updated atmospheric measurements." Proceedings of the National Academy of Sciences 110, no. 6 (2013): 2029-2034.
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