selected publications
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conference proceeding
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GCOS Reference Upper Air Network (GRUAN): Steps Towards Assuring Future Climate Records.
AIP Conference Proceedings.
1042-1047.
2012
- Monitoring regional forest-atmosphere exchanges of carbon dioxide. 302-305. 1996
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MEASUREMENTS OF BIOMASS BURNING EMISSIONS BY FTIR SPECTROSCOPY.
326-327.
1991
- INCREASING CONCENTRATIONS OF TRACE GASES IN THE ATMOSPHERE. ACS National Meeting Book of Abstracts. 241-PHYS. 1988
- TROPOSPHERIC HO RADICAL CONCENTRATIONS AS INDICATED BY ATMOSPHERIC MEASUREMENTS OF CH4, CH3CCL3, CO AND C2-C4 ALKANES. ACS National Meeting Book of Abstracts. 13-GEOC. 1987
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GCOS Reference Upper Air Network (GRUAN): Steps Towards Assuring Future Climate Records.
AIP Conference Proceedings.
1042-1047.
2012
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journal article
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Validation of SAGE III/ISS Solar Water Vapor Data With Correlative Satellite and Balloon-Borne Measurements.
Journal of Geophysical Research: Atmospheres.
2021
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Managing the transition from Vaisala RS92 to RS41 radiosondes within the Global Climate Observing System Reference Upper-Air Network (GRUAN): a progress report.
Geoscientific Instrumentation, Methods and Data Systems.
337-355.
2020
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Assessment of Observational Evidence for Direct Convective Hydration of the Lower Stratosphere.
Journal of Geophysical Research: Atmospheres.
2020
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Validation of SAGE III/ISS Solar Occultation Ozone Products With Correlative Satellite and Ground-Based Measurements.
Journal of Geophysical Research: Atmospheres.
2020
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The SPARC water vapour assessment II: profile-to-profile comparisons of stratospheric and lower mesospheric water vapour data sets obtained from satellites.
Atmospheric Measurement Techniques.
2693-2732.
2019
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Tropospheric water vapor profiles obtained with FTIR: comparison with balloon-borne frost point hygrometers and influence on trace gas retrievals.
Atmospheric Measurement Techniques.
873-890.
2019
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Trend differences in lower stratospheric water vapour between Boulder and the zonal mean and their role in understanding fundamental observational discrepancies.
Atmospheric Chemistry and Physics.
8331-8351.
2018
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The Stratospheric Water and Ozone Satellite Homogenized (SWOOSH) database: a long-term database for climate studies.
Earth System Science Data.
461-490.
2016
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Recent divergences in stratospheric water vapor measurements by frost point hygrometers and the Aura Microwave Limb Sounder.
Atmospheric Measurement Techniques.
4447-4457.
2016
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Advancements, measurement uncertainties, and recent comparisons of the NOAA frost point hygrometer.
Atmospheric Measurement Techniques.
4295-4310.
2016
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Controlled weather balloon ascents and descents for atmospheric research and climate monitoring.
Atmospheric Measurement Techniques.
929-938.
2016
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UTLS water vapour from SCIAMACHY limb measurements V3.01 (2002-2012).
Atmospheric Measurement Techniques.
133-158.
2016
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Observational evidence for interhemispheric hydroxyl-radical parity.
Nature.
219-223.
2014
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Evaluation of UT/LS hygrometer accuracy by intercomparison during the NASA MACPEX mission.
Journal of Geophysical Research: Atmospheres.
1915-1935.
2014
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Validation of Aura Microwave Limb Sounder stratospheric water vapor measurements by the NOAA frost point hygrometer.
Journal of Geophysical Research: Atmospheres.
1612-1625.
2014
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Evaluation of the airborne quantum cascade laser spectrometer (QCLS) measurements of the carbon and greenhouse gas suite - CO2, CH4, N2O, and CO - during the CalNex and HIPPO campaigns.
Atmospheric Measurement Techniques.
1509-1526.
2014
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Reference quality upper-air measurements: GRUAN data processing for the Vaisala RS92 radiosonde.
Atmospheric Measurement Techniques.
4463-4490.
2014
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Extending water vapor trend observations over Boulder into the tropopause region: Trend uncertainties and resulting radiative forcing.
Journal of Geophysical Research: Atmospheres.
11269-11284.
2013
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Tropospheric SF6: Age of air from the Northern Hemisphere midlatitude surface.
Journal of Geophysical Research: Atmospheres.
11429-11441.
2013
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State of the Climate in 2012.
Bulletin of the American Meteorological Society.
S1-S240.
2013
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The relation between atmospheric humidity and temperature trends for stratospheric water.
Journal of Geophysical Research: Atmospheres.
1052-1074.
2013
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Validation of long-term measurements of water vapor from the midstratosphere to the mesosphere at two Network for the Detection of Atmospheric Composition Change sites.
Journal of Geophysical Research: Atmospheres.
934-942.
2013
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STATE OF THE CLIMATE IN 2011 Special Supplement to the Bulletin of the American Meteorological Society Vol. 93, No. 7, July 2012.
Bulletin of the American Meteorological Society.
S1-S263.
2012
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Atmospheric observations of Arctic Ocean methane emissions up to 82 degrees north.
Nature Geoscience.
318-321.
2012
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Correction technique for Raman water vapor lidar signal-dependent bias and suitability for water vapor trend monitoring in the upper troposphere.
Atmospheric Measurement Techniques.
2893-2916.
2012
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Validation of MIPAS IMK/IAA temperature, water vapor, and ozone profiles with MOHAVE-2009 campaign measurements.
Atmospheric Measurement Techniques.
289-320.
2012
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Tropospheric distribution and variability of N2O: Evidence for strong tropical emissions.
Geophysical Research Letters.
2011
-
STATE OF THE CLIMATE IN 2010.
Bulletin of the American Meteorological Society.
S1-S236.
2011
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Stratospheric water vapor trends over Boulder, Colorado: Analysis of the 30 year Boulder record.
Journal of Geophysical Research: Atmospheres.
2011
-
Comparisons of temperature, pressure and humidity measurements by balloon-borne radiosondes and frost point hygrometers during MOHAVE-2009.
Atmospheric Measurement Techniques.
2777-2793.
2011
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Improving measurements of SF6 for the study of atmospheric transport and emissions.
Atmospheric Measurement Techniques.
2441-2451.
2011
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Measurements of Humidity in the Atmosphere and Validation Experiments (MOHAVE)-2009: overview of campaign operations and results.
Atmospheric Measurement Techniques.
2579-2605.
2011
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Calibration of the Total Carbon Column Observing Network using aircraft profile data.
Atmospheric Measurement Techniques.
1351-1362.
2010
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Age of stratospheric air unchanged within uncertainties over the past 30 years.
Nature Geoscience.
28-31.
2009
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Three-dimensional SF6 data and tropospheric transport simulations: Signals, modeling accuracy, and implications for inverse modeling.
Journal of Geophysical Research: Atmospheres.
2007
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Aircraft observations of rapid meridional transport from the tropical tropopause layer into the lowermost stratosphere: Implications for midlatitude ozone.
Journal of Geophysical Research: Atmospheres.
2007
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Evolution of inorganic chlorine partitioning in the Arctic polar vortex.
Journal of Geophysical Research: Atmospheres.
2006
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Continuing global significance of emissions of Montreal Protocol-restricted halocarbons in the United States and Canada.
Journal of Geophysical Research: Atmospheres.
2006
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Emissions of ozone-depleting substances in Russia during 2001.
Journal of Geophysical Research: Atmospheres.
2004
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Chlorine budget and partitioning during the Stratospheric Aerosol and Gas Experiment (SAGE) III Ozone Loss and Validation Experiment (SOLVE).
Journal of Geophysical Research: Atmospheres.
2003
-
Balloonborne in situ gas chromatograph for measurements in the troposphere and stratosphere.
Journal of Geophysical Research: Atmospheres.
2003
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Mixing events revealed by anomalous tracer relationships in the Arctic vortex during winter 1999/2000.
Journal of Geophysical Research: Atmospheres.
2002
-
Role of NOy as a diagnostic of small-scale mixing in a denitrified polar vortex.
Journal of Geophysical Research: Atmospheres.
2002
-
Hydration, dehydration, and the total hydrogen budget of the 1999/2000 winter Arctic stratosphere.
Journal of Geophysical Research: Atmospheres.
2002
-
Evidence for the widespread presence of liquid-phase particles during the 1999-2000 Arctic winter.
Journal of Geophysical Research: Atmospheres.
2002
-
Chemical depletion of Arctic ozone in winter 1999/2000.
Journal of Geophysical Research.
2002
-
Chemical loss of ozone during the Arctic winter of 1999/2000: An analysis based on balloon-borne observations.
Journal of Geophysical Research: Atmospheres.
2002
-
Construction of a unified, high-resolution nitrous oxide data set for ER-2 flights during SOLVE.
Journal of Geophysical Research.
2002
-
Defining the polar vortex edge from an N2O : potential temperature correlation.
Journal of Geophysical Research.
2002
-
Descent and mixing in the 1999-2000 northern polar vortex inferred from in situ tracer measurements.
Journal of Geophysical Research: Atmospheres.
2002
-
Diagnosis of mixing between middle latitudes and the polar vortex from tracer-tracer correlations.
Journal of Geophysical Research: Atmospheres.
2002
-
Simulation of ozone depletion in spring 2000 with the Chemical Lagrangian Model of the Stratosphere (CLaMS).
Journal of Geophysical Research: Atmospheres.
2002
-
Tracer-based determination of vortex descent in the 1999/2000 Arctic winter.
Journal of Geophysical Research: Atmospheres.
2002
-
Mean ages of stratospheric air derived from in situ observations of CO2, CH4, and N2O.
Journal of Geophysical Research: Atmospheres.
32295-32314.
2001
-
What is the concentration footprint of a tall tower?.
Journal of Geophysical Research: Atmospheres.
17831-17840.
2001
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Severe chemical ozone loss inside the Arctic Polar Vortex during winter 1999-2000 inferred from in-situ airborne measurements (vol 28, pg 2197, 2001).
Geophysical Research Letters.
3167-3167.
2001
-
Observational evidence for the role of denitrification in Arctic stratospheric ozone loss.
Geophysical Research Letters.
2879-2882.
2001
-
Severe and extensive denitrification in the 1999-2000 Arctic winter stratosphere.
Geophysical Research Letters.
2875-2878.
2001
-
Severe chemical ozone loss inside the Arctic polar vortex during winter 1999-2000 inferred from in situ airborne measurements.
Geophysical Research Letters.
2197-2200.
2001
-
In situ measurements of long-lived trace gases in the lower stratosphere by gas chromatography.
Journal of Atmospheric and Oceanic Technology.
1195-1204.
2001
-
Comparison of in situ N2O and CH4 measurements in the upper troposphere and lower stratosphere during STRAT and POLARIS.
Journal of Geophysical Research: Atmospheres.
19811-19822.
2000
-
Molecular hydrogen in the troposphere: Global distribution and budget.
Journal of Geophysical Research: Atmospheres.
30427-30444.
1999
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Comparison of MkIV balloon and ER-2 aircraft measurements of atmospheric trace gases.
Journal of Geophysical Research: Atmospheres.
26779-26790.
1999
-
Effect of the tropospheric trend on the stratospheric tracer-tracer correlations: Methyl chloroform.
Journal of Geophysical Research: Atmospheres.
26643-26652.
1999
-
The budget and partitioning of stratospheric chlorine during the 1997 Arctic summer.
Journal of Geophysical Research: Atmospheres.
26653-26665.
1999
-
Closure of the total hydrogen budget of the northern extratropical lower stratosphere.
Journal of Geophysical Research: Atmospheres.
8191-8200.
1999
-
On the accuracy of in situ water vapor measurements in the troposphere and lower stratosphere with the Harvard Lyman-alpha hygrometer.
Journal of Geophysical Research: Atmospheres.
8183-8189.
1999
-
Measurements of carbon dioxide on very tall towers: results of the NOAA/CMDL program.
Tellus Series B: Chemical and Physical Meteorology.
401-415.
1998
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Recent trends in the variability of halogenated trace gases over the United States.
Journal of Geophysical Research: Atmospheres.
25299-25306.
1998
-
Anthropogenic sources of halocarbons, sulfur hexafluoride, carbon monoxide, and methane in the southeastern United States.
Journal of Geophysical Research: Atmospheres.
15915-15925.
1997
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Behavior of trace gas mixing ratios on a very tall tower in North Carolina.
Journal of Geophysical Research: Atmospheres.
8825-8835.
1997
-
Tropospheric SF6: Observed latitudinal distribution and trends, derived emissions and interhemispheric exchange time.
Geophysical Research Letters.
675-678.
1997
-
Airborne gas chromatograph for in situ measurements of long-lived species in the upper troposphere and lower stratosphere.
Geophysical Research Letters.
347-350.
1996
-
TRACE GAS EMISSIONS FROM BIOMASS BURNING IN TROPICAL AUSTRALIAN SAVANNAS.
Journal of Geophysical Research: Atmospheres.
16441-16456.
1994
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MEASUREMENTS OF TRACE GASES EMITTED BY AUSTRALIAN SAVANNA FIRES DURING THE 1990 DRY SEASON.
Journal of Atmospheric Chemistry.
33-56.
1994
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SUMMERTIME MEASUREMENTS OF SELECTED NONMETHANE HYDROCARBONS IN THE ARCTIC AND SUB-ARCTIC DURING THE 1988 ARCTIC BOUNDARY-LAYER EXPEDITION (ABLE-3A).
Journal of Geophysical Research.
16559-16588.
1992
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Validation of SAGE III/ISS Solar Water Vapor Data With Correlative Satellite and Balloon-Borne Measurements.
Journal of Geophysical Research: Atmospheres.
2021