Publications
Evidence for Substantial Variations of Atmospheric Hydroxyl Radicals in the Past Two Decades." Science 292, no. 5523 (2001): 1882-1888.
"In situ chloroform measurements at Advanced Global Atmospheric Gases Experiment atmospheric research stations from 1994 to 1998." Journal of Geophysical Research: Atmospheres 106, no. D17 (2001): 20429-20444.
"A history of chemically and radiatively important gases in air deduced from ALE/GAGE/AGAGE." Journal of Geophysical Research: Atmospheres 105, no. D14 (2000): 17751-17792.
"Measurement and deduction of emissions of trichloroethene, tetrachloroethene, and trichloromethane (chloroform) in the northeastern United States and southeastern Canada." Journal of Geophysical Research: Atmospheres 105, no. D23 (2000): 28875-28893.
"Measurement Equation for Trace Chemicals in Fluids and Solution of its Inverse." In Inverse Methods in Global Biogeochemical Cycles, edited by P. Kasibhatla, M. Heimann, P. J. Rayner, N. M. Mahowald, R. G. Prinn and D. E. Hartley, 3-18. American Geophysical Union, 2000.
"Measurement Equation for Trace Chemicals in Fluids and Solution of its Inverse." In Inverse Methods in Global Biogeochemical Cycles, edited by P. Kasibhatla, M. Heimann, P. J. Rayner, N. M. Mahowald, R. G. Prinn and D. E. Hartley, 3-18. American Geophysical Union, 2000.
"Letters: Sulfur hexafluoride emissions." Environmental Science & Technology 33, no. 3 (1999): 56A.
"Long-lived ozone-related compounds [Chapter 1]." In Scientific assessment of ozone depletion: 1998. Geneva: World Meteorological Organization Global Ozone Research and Monitoring Project (National Oceanic and Atmospheric Administration ... [and others]), 1999.
"Atmospheric trend and lifetime of chlorodifluoromethane (HCFC-22) and the global tropospheric OH concentration." Journal of Geophysical Research: Atmospheres 103, no. D11 (1998): 13237-13248.
"Calculated trends and the atmospheric abundance of 1,1,1,2-tetrafluoroethane, 1,1-dichloro-1-fluoroethane, and 1-chloro-1,1-difluoroethane using automated in-situ gas chromatography-mass spectrometry measurements recorded at Mace Head, Oct 94 - Mar 97." Journal of Geophysical Research: Atmospheres 103, no. D13 (1998): 16029-16037.
"Global trends and emission estimates of CCl4 from in situ background observations from July 1978 to June 1996." Journal of Geophysical Research: Atmospheres 103, no. D13 (1998): 16017-16027.
"A new inverse method for trace gas flux estimation: 2. Application to tropospheric CFCl3 fluxes." Journal of Geophysical Research: Atmospheres 103, no. D1 (1998): 1429-1442.
"Deducing CCl3F emissions using an inverse method and chemical transport models with assimilated winds." Journal of Geophysical Research: Atmospheres 102, no. D23 (1997): 28153-28168.
"GAGE/AGAGE measurements indicating reductions in global emissions of CCl3F and CCl2F2 in 1992–1994." Journal of Geophysical Research: Atmospheres 102, no. D1 (1997): 1259-1269.
"Transport of 222radon to the remote troposphere using the Model of Atmospheric Transport and Chemistry and assimilated winds from ECMWF and the National Center for Environmental Prediction/NCAR." Journal of Geophysical Research: Atmospheres 102, no. D23 (1997): 28139-28151.
"Evaluating chemical transport models: Comparison of effects of different CFC-11 emission scenarios." Journal of Geophysical Research: Atmospheres 101, no. D9 (1996): 14381-14385.
"Lifetime and emission estimates of 1,1,2-trichlorotrifluorethane (CFC-113) from daily global background observations June 1982–June 1994." Journal of Geophysical Research: Atmospheres 101, no. D7 (1996): 12585-12599.
"Optimizing an inverse method to deduce time-varying emissions of trace gases." Journal of Geophysical Research: Atmospheres 101, no. D17 (1996): 22823-22831.
"Atmospheric Trends and Lifetime of CH3CCI3 and Global OH Concentrations." Science 269, no. 5221 (1995): 187-192.
"Inverse methods in atmospheric chemistry." In Progress and Problems in Atmospheric Chemistry, edited by J. R. Barker. World Scientific, 1995.
"Examination of tracer transport in the NCAR CCM2 by comparison of CFCl3 simulations with ALE/GAGE observations." Journal of Geophysical Research: Atmospheres 99, no. D6 (1994): 12885-12896.
"Global trends and annual releases of CCl3F and CCl2F2 estimated from ALE/GAGE and other measurements from July 1978 to June 1991." Journal of Geophysical Research: Atmospheres 99, no. D1 (1994): 1107-1126.
"Feasibility of determining surface emissions of trace gases using an inverse method in a three-dimensional chemical transport model." Journal of Geophysical Research: Atmospheres 98, no. D3 (1993): 5183-5197.
"Global average concentration and trend for hydroxyl radicals deduced from ALE/GAGE trichloroethane (methyl chloroform) data for 1978–1990." Journal of Geophysical Research: Atmospheres 97, no. D2 (1992): 2445-2461.
"Comment [1] on “Tropospheric OH in a three-dimensional chemical tracer model: An assessment based on observations Of CH3CCl3” by C. M. Spivakovsky et al." Journal of Geophysical Research: Atmospheres 96, no. D9 (1991): 17391-17393.
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