Publications
Changes in Atmospheric Constituents and in Radiative Forcing [Chapter 2]." In Climate Change 2007: The Physical Science Basis, edited by S. Solomon, D. Qin, M. Manning, Z. Chen, M. Marquis, K.B. Averyt, M. Tignor and H.L. Miller, 129-234. Vol. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change. Cambridge, United Kingdom and New York, NY, USA: Cambridge University Press, 2007.
"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.
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