selected publications
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chapter
- State of the Climate in 2018. Bulletin of the American Meteorological Society. S1-U24. 2019
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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
-
MEASUREMENTS OF BIOMASS BURNING EMISSIONS BY FTIR SPECTROSCOPY.
Proceedings of SPIE.
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
-
GCOS Reference Upper Air Network (GRUAN): Steps Towards Assuring Future Climate Records.
AIP Conference Proceedings.
1042-1047.
2012
-
journal article
-
Stratospheric Moistening After 2000.
Geophysical Research Letters.
2022
-
UAS Chromatograph for Atmospheric Trace Species (UCATS) - a versatile instrument for trace gas measurements on airborne platforms.
Atmospheric Measurement Techniques.
6795-6819.
2021
-
Investigation and amelioration of long-term instrumental drifts in water vapor and nitrous oxide measurements from the Aura Microwave Limb Sounder (MLS) and their implications for studies of variability and trends.
Atmospheric Chemistry and Physics.
15409-15430.
2021
-
Closing the Water Cycle from Observations across Scales: Where Do We Stand?.
Bulletin of the American Meteorological Society.
E1897-E1935.
2021
-
GLOBAL CLIMATE.
Bulletin of the American Meteorological Society.
S11-S141.
2021
-
Validation of SAGE III/ISS Solar Water Vapor Data With Correlative Satellite and Balloon-Borne Measurements.
Journal of Geophysical Research: Atmospheres.
2021
-
UAS Chromatograph for Atmospheric Trace Species (UCATS) – a versatile instrument for trace gas measurements on airborne platforms.
Atmospheric Measurement Techniques.
2021
-
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
-
Assessment of Observational Evidence for Direct Convective Hydration of the Lower Stratosphere.
Journal of Geophysical Research: Atmospheres.
2020
- GLOBAL CLIMATE. Bulletin of the American Meteorological Society. S17-S127. 2020
-
State of the Climate in 2019.
Bulletin of the American Meteorological Society.
S1-S429.
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
-
Balloon-borne radiation measurements demonstrate radiative forcing by water vapor and clouds.
Meteorologische Zeitschrift.
501-509.
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
- STATE OF THE CLIMATE IN 2017. Bulletin of the American Meteorological Society. S1-S310. 2018
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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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Spatial Coverage of Monitoring Networks: A Climate Observing System Simulation Experiment.
Journal of Applied Meteorology and Climatology.
3211-3228.
2017
-
State of the Climate in 2016.
Bulletin of the American Meteorological Society.
S1-S277.
2017
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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
-
Authors' reply to Editor comment
2016
-
Authors' reply to Reviewer 1 comments
2016
-
Authors' reply to Reviewer 2 comments
2016
- State of the Climate in 2015. Bulletin of the American Meteorological Society. S1-S275. 2016
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State of the Climate in 2015.
Bulletin of the American Meteorological Society.
Si-S275.
2016
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The need for accurate long-term measurements of water vapor in the upper troposphere and lower stratosphere with global coverage.
Earths Future|0401 Atmospheric Sciences, 0406 Physical Geography and Environmental Geoscience, 0502 Environmental Science and Management.
25-32.
2016
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Controlled weather balloon ascents and descents for atmospheric research and climate monitoring.
Atmospheric Measurement Techniques.
929-938.
2016
-
REFERENCE UPPER-AIR OBSERVATIONS FOR CLIMATE From Concept to Reality.
Bulletin of the American Meteorological Society.
123-135.
2016
-
UTLS water vapour from SCIAMACHY limb measurements V3.01 (2002-2012).
Atmospheric Measurement Techniques.
133-158.
2016
-
STATE OF THE CLIMATE IN 2014.
Bulletin of the American Meteorological Society.
S1-S267.
2015
-
Vertical structure of stratospheric water vapour trends derived from merged satellite data.
Nature Geoscience.
768-776.
2014
-
Observational evidence for interhemispheric hydroxyl-radical parity.
Nature.
219-223.
2014
-
STATE OF THE CLIMATE IN 2013.
Bulletin of the American Meteorological Society.
S1-S257.
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
-
Validation of Aura Microwave Limb Sounder stratospheric water vapor measurements by the NOAA frost point hygrometer.
Journal of Geophysical Research: Atmospheres.
1612-1625.
2014
-
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
-
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
-
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
-
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
-
Atmospheric observations of Arctic Ocean methane emissions up to 82 degrees north.
Nature Geoscience.
318-321.
2012
-
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
-
Validation of MIPAS IMK/IAA temperature, water vapor, and ozone profiles with MOHAVE-2009 campaign measurements.
Atmospheric Measurement Techniques.
289-320.
2012
-
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
-
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
-
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
-
Calibration of the Total Carbon Column Observing Network using aircraft profile data.
Atmospheric Measurement Techniques.
1351-1362.
2010
-
Age of stratospheric air unchanged within uncertainties over the past 30 years.
Nature Geoscience.
28-31.
2009
-
Spatial distribution of Delta(CO2)-C-14 across Eurasia: measurements from the TROICA-8 expedition.
Atmospheric Chemistry and Physics.
175-187.
2009
-
Three-dimensional SF6 data and tropospheric transport simulations: Signals, modeling accuracy, and implications for inverse modeling.
Journal of Geophysical Research: Atmospheres.
2007
-
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
-
Evolution of inorganic chlorine partitioning in the Arctic polar vortex.
Journal of Geophysical Research: Atmospheres.
2006
-
Continuing global significance of emissions of Montreal Protocol-restricted halocarbons in the United States and Canada.
Journal of Geophysical Research: Atmospheres.
2006
-
Emissions of ozone-depleting substances in Russia during 2001.
Journal of Geophysical Research: Atmospheres.
2004
-
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
-
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
-
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
-
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
-
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
-
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
-
MEASUREMENTS OF TRACE GASES EMITTED BY AUSTRALIAN SAVANNA FIRES DURING THE 1990 DRY SEASON.
Journal of Atmospheric Chemistry.
33-56.
1994
-
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: Atmospheres.
16559-16588.
1992
-
Stratospheric Moistening After 2000.
Geophysical Research Letters.
2022