Observations of HFC-134a in the remote troposphere

Geophysical Research Letters

Volumn 23, Issue 2, 1996, Pages 169-172

  Montzka, S A ^a   Myers, R C ^a   Butler, J H ^a   Elkins, J W ^a   Lock, L T ^b   Clarke, A D ^b   Goldstein, A H ^c,d  

^a NOAA EARTH SYSTEM RESEARCH LABORATORY   (United States)

^b UNIVERSITY OF COLORADO   (United States)

^c HARVARD UNIVERSITY   (United States)

^d UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AIR QUALITY; GAS CHROMATOGRAPHY; MASS SPECTROMETRY; POLYOLS;

AIR SAMPLES; EXPONENTIAL GROWTH; HFC-134A; HYDROFLUOROCARBONS; MIXING RATIOS;

TROPOSPHERE;

CFC REPLACEMENT; ENHANCED RADIATIVE PEATING; EXPERIMENTAL METHOD; EXPONENTIAL GROWTH; HYDROFLUOROCARBON MEASUREMENT; TROPOSPHERE;

EID: 0029749959     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/95GL03590     Document Type: Article

References (21)

1. Ball, J. C., and T. J. Wallington, Formation of trifluoroacetic acid from the atmospheric degradation of hydrofluorocarbon 134a: A human health concern?, J. Air Waste Manage. Assoc., 43, 1260-1262, 1993.
2. Butler, J. H., J. W. Elkins, B. D. Hall, S. O. Cummings, and S. A. Montzka, A decrease in the growth rates of atmospheric halon concentrations, Nature, 359, 403-405, 1992.
3. 2 estimated from ALE/GAGE and other measurements from July 1978 to June 1991, J. Geophys. Res., 99, 1107-1126, 1994.
4. Daniel, J. S., S. Solomon, and D. L. Albritton, On the evaluation of halocarbon radiative forcing and global warming potentials, J. Geophys. Res., 100, 1271-1285, 1995.
5. Elkins, J. W., T. M. Thompson, T. H. Swanson, J. H. Butler, B. D. Hall, S. O. Cummings, D. A. Fisher, and A. G. Raffo, Decrease in the growth rates of atmospheric chlorofluorocarbons 11 and 12, Nature, 364, 780-783, 1993.
6. Fraser, P., and N. Derek, Halocarbons, nitrous oxide, methane and carbon monoxide - the GAGE program, in Baseline Atmospheric Program (Australia) 1991, edited by C. Dick and J. Gras, pp. 70-81, Bureau of Meteorology-CSIRO, Australia, 1994.
7. Goldstein, A. H., B. C. Daube, J. W. Munger, and S. C. Wofsy, Automated in situ monitoring of atmospheric non-methane hydrocarbon concentrations and gradients, J. Atmos. Chem., 21, 43-59, 1995.
8. 3 chemistry: Potential implications for stratospheric ozone, Geophys Res. Lett., 21, 101-104, 1994.
9. Montzka, S. A., R. C. Myers, J. H. Butler, J. W. Elkins, and S. O. Cummings, Global tropospheric distribution and calibration scale of HCFC-22, Geophys. Res. Lett., 20, 703-706, 1993.
10. Montzka, S. A., R. C. Myers, J. H. Butler, and J. W. Elkins, Early trends in the global tropospheric distribution of hydrofluorocarbon-141b and -142b, Geophys. Res. Lett., 21, 2483-2486, 1994.
11. Oram, D. E., C. E. Reeves, S. A. Penkett, and P. J. Fraser, Measurements of HCFC-142b and HCFC-141b in the Cape Grim air archive: 1978-1993, Geophys. Res. Lett., 22, 2741-2744, 1995.
12. Prather, M. J., Atmospheric lifetimes of HCFCs and HFCs: Current estimates and uncertainties, Proc. NASA/NOAA/AFEAS Workshop on the Atmos. Degradation of HCFCs and HFCs, Boulder, CO, Chapter 11, 1995.
13. 3 and global OH concentrations, Science, 269, 187-192, 1995.
14. Rattigan, O. V., D. M. Rowley, O. Wild, R. L. Jones, and R. A. Cox, Mechanisms of the atmospheric oxidation of 1,1,1,2 tetrafluoroethane (HFC 134a), J. Chem. Soc. Faraday Trans., 90, 1819-1829, 1994.
15. Ravishankara, A. R., A. A. Turnipseed, N. R. Jensen, S. Barone, M. Mills, C. J. Howard, and S. Solomon, Do hydrofluorocarbons destroy stratospheric ozone?, Science, 263, 71-75, 1994.
16. Rodriguez, J. M., M. K., W. Ko, N.-D. Sze, C. W. Heisey, Two dimensional assessment of the degradation of HFC-134a: Tropospheric accumulations and deposition of trifluoroacetic acid, in Kinetics and Mechanisms for the Reactions of Halogenated Organic Compounds in the Troposphere, STEP/HALOCSIDE/AFEAS Workshop, March 23-25, Dublin, 104-112, 1993.
17. Schauffler S. M., W. H. Pollock, E. L. Atlas, L. E. Heidt, and J. S. Daniel, Atmospheric distributions of HCFC 141b, Geophys. Res. Lett., 22, 819-822, 1995.
18. Simmonds, P. G. , S. O'Doherty, G. Nickless, G. A. Sturrock, R. Swaby, P. Knight, J. Rickets, G. Woffendin, and R. Smith, Automated gas chromatograph/mass spectrometer for routine atmospheric field measurements of the CFC replacement compounds, the hydrofluorocarbons and hydrochlorofluorocarbons, Analyt. Chem., 67, 717-723, 1993.
19. Solomon, S., D. Wuebbles, I. Isaksen, J. Kiehl, M. Lal, P. Simon, and N.-D. Sze, Ozone depletion potentials, global warming potentials, and future chlorine/bromine loading, in Scientific Assessment of Ozone Depletion: 1994, WMO, Geneva, Chapter 13, 1995.
20. Tromp, T. K., M. K. W. Ko, J. M. Rodriguez, and N. D. Sze, Potential accumulation of a CFC-replacement degradation product in seasonal wetlands, Nature, 376, 327-330, 1995.
21. UNEP (United Nations Environment Programme), 1994 Report of the Technology and Economics Assessment Panel, Kenya, 1994.