# keywords[]
5102 Atomic, Molecular And Optical Physics

# keywords[]
Clouds And Earth's Radiant Energy System (CERES) Observations

# keywords[]
Cloud-Aerosol Lidar And Infrared Pathfinder Satellite Observations (CALIPSO)

# keywords[]
4101 Climate Change Impacts And Adaptation

# educationAndTraining[].organization.label
Harvard University - (Cambridge, Massachusetts, United States)

# awardsAndHonors[].label
Association of Former Students College-Level Teaching Distinguished Achievement Award, The

# publications[].label
Impact of dataset choice on calculations of the short-term cloud feedback

# publications[].label
A test of the partitioning between ClO and ClONO<inf>2</inf> using simultaneous UARS measurements of ClO, NO<inf>2</inf>, and ClONO<inf>2</inf>

# publications[].label
CLIMATE AND CLIMATE CHANGE | Climate Feedbacks

# publications[].label
Study of Horizontally Oriented Ice Crystals with CALIPSO Observations and Comparison with Monte Carlo Radiative Transfer Simulations

# publications[].label
Distribution and Radiative Forcing of Tropical Thin Cirrus Clouds

# publications[].label
A determination of the cloud feedback from climate variations over the past decade.

# publications[].publisher
American Association for the Advancement of Science (AAAS)

# publications[].label
An Assessment of Climate Feedbacks in Observations and Climate Models Using Different Energy Balance Frameworks

# publications[].label
Tropical cloud-top height distributions revealed by the Ice, Cloud, and Land Elevation Satellite (ICESat)/Geoscience Laser Altimeter System (GLAS)

# publications[].label
Observations of Climate Feedbacks over 2000-10 and Comparisons to Climate Models

# publications[].label
The response of stratospheric water vapor to climate change driven by different forcing agents

# publications[].label
Cirrus feedback on interannual climate fluctuations

# publications[].label
The Effect of Forced and Unforced Variability on Heat Waves, Temperature Extremes, and Associated Population Risk in a CO2-Warmed World

# publications[].label
Modeling upper tropospheric and lower stratospheric water vapor anomalies

# publications[].label
Long-term variability in Saharan dust transport and its link to North Atlantic sea surface temperature

# publications[].label
Principal component analysis of the evolution of the Saharan air layer and dust transport: Comparisons between a model simulation and MODIS and AIRS retrievals

# publications[].label
Aviation-climate change research initiative (ACCRI) subject specific white paper (SSWP) on contrails/cirrus optics and radiation SSWP# VI, January 22, 2008

# publications[].label
Characterizing unforced decadal climate variability in global climate model large ensembles

# publications[].label
Effect of convection on the summertime extratropical lower stratosphere

# publications[].label
A model of HDO in the tropical tropopause layer

# publications[].label
Regulation of H2O and CO in tropical tropopause layer by the Madden-Julian oscillation

# publications[].label
SIMULTANEOUS, INSITU MEASUREMENTS OF OH, HO2, O3, AND H2O - A TEST OF MODELED STRATOSPHERIC HOX CHEMISTRY

# publications[].label
An analysis of the regulation of tropical tropospheric water vapor

# publications[].label
The influence of thermodynamic phase on the retrieval of mixed-phase cloud microphysical and optical properties in the visible and near-infrared region

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Observations of convective cooling in the tropical tropopause layer in AIRS data

# publications[].label
The Impact of Neglecting Climate Change and Variability on ERCOT's Forecasts of Electricity Demand in Texas

# publications[].label
The effect of forced change and unforced variability in heat waves, temperature extremes, and associated population risk in a CO2-warmed world

# publications[].label
Multimodel analysis of the water vapor feedback in the tropical upper troposphere

# publications[].label
An Analysis of the Short-Term Cloud Feedback Using MODIS Data

# publications[].label
Trajectory model simulations of ozone and carbon monoxide in the Upper Troposphere and Lower Stratosphere (UTLS)

# publications[].label
Impacts of the Unforced Pattern Effect on the Cloud Feedback in CERES Observations and Climate Models

# publications[].label
Water Vapor, Clouds, and Saturation in the Tropical Tropopause Layer.

# publications[].label
Nitrogen partitioning in the middle stratosphere as observed by the Upper Atmosphere Research Satellite

# publications[].label
MECHANISMS CONTROLLING WATER-VAPOR IN THE LOWER STRATOSPHERE - A TALE OF 2 STRATOSPHERES

# publications[].label
Greater committed warming after accounting for the pattern effect

# publications[].label
Maintenance of Lower Tropospheric Temperature Inversion in the Saharan Air Layer by Dust and Dry Anomaly

# publications[].label
Determination of the amount of water vapor entering the stratosphere based on Halogen Occultation Experiment (HALOE) data

# publications[].label
BALLOON-BORNE MEASUREMENTS OF CLO, NO, AND O3 IN A VOLCANIC CLOUD - AN ANALYSIS OF HETEROGENEOUS CHEMISTRY BETWEEN 20 AND 30 KM

# publications[].label
BALLOON-BORNE IN-SITU MEASUREMENTS OF CLO AND OZONE - IMPLICATIONS FOR HETEROGENEOUS CHEMISTRY AND MIDLATITUDE OZONE LOSS

# publications[].label
Improved Surface Urban Heat Impact Assessment Using GOES Satellite Data: A Comparative Study With ERA-5

# publications[].label
The effects of tropical cirrus clouds on the abundance of lower stratospheric ozone

# publications[].label
Analysis of the correlations between atmospheric boundary-layer and free-tropospheric temperatures in the tropics

# publications[].label
Cloud and Aerosol Distributions from SAGE III/ISS Observations

# publications[].label
Satellite observations of temporary and irreversible denitrification

# publications[].label
Simulation of stratospheric water vapor and trends using three reanalyses

# publications[].label
THE DISTRIBUTION OF HYDROGEN, NITROGEN, AND CHLORINE RADICALS IN THE LOWER STRATOSPHERE - IMPLICATIONS FOR CHANGES IN O(3) DUE TO EMISSION OF NO(Y) FROM SUPERSONIC AIRCRAFT

# publications[].label
Influence of convection on stratospheric water vapor in the North American Monsoon region

# publications[].label
The Estimated Climate Impact of the Hunga Tonga-Hunga Ha & apos;apai Eruption Plume

# publications[].label
Water-vapor climate feedback inferred from climate fluctuations, 2003-2008

# publications[].label
SPADE H2O MEASUREMENTS AND THE SEASONAL CYCLE OF STRATOSPHERIC WATER-VAPOR

# publications[].label
Test of the Fixed Anvil Temperature Hypothesis

# publications[].label
Trends in tropospheric humidity from reanalysis systems

# publications[].label
An analysis of the dependence of clear-sky top-of-atmosphere outgoing longwave radiation on atmospheric temperature and water vapor

# publications[].label
Clouds and water vapor in the Northern Hemisphere summertime stratosphere

# publications[].label
Estimating Transient Climate Response in a Large-Ensemble Global Climate Model Simulation

# publications[].label
The influence of internal variability on Earth's energy balance framework and implications for estimating climate sensitivity

# publications[].label
A test of the partitioning between ClO and ClONO2 using simultaneous UARS measurements of ClO, NO2, and ClONO2

# publications[].label
Bulk properties of isentropic mixing into the tropics in the lower stratosphere

# publications[].label
Response of Aerosol Direct Radiative Effect to the East Asian Summer Monsoon

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Estimates of the Water Vapor Climate Feedback during El Nino-Southern Oscillation

# publications[].label
NEW FAST-RESPONSE PHOTOFRAGMENT FLUORESCENCE HYGROMETER FOR USE ON THE NASA ER-2 AND THE PERSEUS REMOTELY PILOTED AIRCRAFT

# publications[].label
Effects of convective ice evaporation on interannual variability of tropical tropopause layer water vapor

# publications[].label
The status of publishing AGU journals electronically

# publications[].label
Comment on "Balloon-borne observations of water vapor and ozone in the tropical upper troposphere and lower stratosphere" by H. Vomel et al.

# publications[].label
On the control of stratospheric humidity

# publications[].label
A model for transport across the tropical tropopause

# publications[].label
Comparisons between measurements and models of Antarctic ozone loss

# publications[].label
A new approach to retrieving cirrus cloud height with a combination of MODIS 1.24-and 1.38-mu m channels

# publications[].label
Potential Problems Measuring Climate Sensitivity from the Historical Record

# publications[].label
The effects of convection on the summertime mid-latitude overworld

# publications[].label
A reexamination of the "stratospheric fountain" hypothesis

# publications[].label
Impact of convectively lofted ice on the seasonal cycle of water vapor in the tropical tropopause layer

# publications[].label
Water vapor feedback in the tropical upper troposphere: Model results and observations

# publications[].label
AN EXAMINATION OF THE TOTAL HYDROGEN BUDGET OF THE LOWER STRATOSPHERE

# publications[].label
Selected science highlights from the first 5 years of the Upper Atmosphere Research Satellite (UARS) program

# publications[].label
Persistent high latitude amplification of the Pacific Ocean over the past 10 million years.

# publications[].label
CONTRAILS AND INDUCED CIRRUS Optics and Radiation

# publications[].label
The influence of internal variability on Earth's energy balance framework and implications for estimating climate sensitivity

# publications[].label
Cloud variations and the Earth's energy budget

# publications[].label
The effect of deep, tropical convection on the tropical tropopause layer

# publications[].label
Statistical Properties of Horizontally Oriented Plates in Optically Thick Clouds From Satellite Observations

# publications[].publisher
Institute of Electrical and Electronics Engineers (IEEE)

# publications[].label
Simulations of tropical upper tropospheric humidity

# publications[].label
The instability associated with the cross-Atlantic transport of Saharan dust and its meteorological implications

# publications[].label
Influence of convection on stratospheric water vapor in the North American monsoon region

# publications[].label
Estimation of the cirrus cloud scattering phase function from satellite observations

# publications[].label
A model of HDO in the tropical tropopause layer

# publications[].label
Interhemispheric asymmetry in the 1 mbar O-3 trend: An analysis using an interactive zonal mean model and UARS data

# publications[].publisher
Proceedings of the National Academy of Sciences

# publications[].label
The Science and Politics of Global Climate Change

# publications[].label
Instantaneous cloud overlap statistics in the tropical area revealed by ICESat/GLAS data

# publications[].label
An Assessment of Climate Feedbacks in Observations and Climate Models Using Different Energy Balance Frameworks

# publications[].label
Observations of deep convection in the tropics using the Tropical Rainfall Measuring Mission (TRMM) precipitation radar

# publications[].label
Tropopause-level thin cirrus coverage revealed by ICESat/Geoscience Laser Altimeter System

# publications[].label
Contribution of different processes to changes in tropical lower-stratospheric water vapor in chemistry-climate models

# publications[].label
Modeling upper tropospheric and lower stratospheric water vapor anomalies

# publications[].label
The response of stratospheric water vapor to climate change driven by different forcing agents

# publications[].label
Erythemal Radiation, Column Ozone, and the North American Monsoon

# publications[].label
Cloud and Aerosol Distributions From SAGE III/ISS Observations

# publications[].label
Analysis of cirrus in the tropical tropopause layer from CALIPSO and MLS data: A water perspective

# publications[].label
The impact of temperature resolution on trajectory modeling of stratospheric water vapour

# publications[].label
Trajectory model simulations of ozone (O-3) and carbon monoxide (CO) in the lower stratosphere

# publications[].label
The impact of forcing efficacy on the equilibrium climate sensitivity

# publications[].label
CORRELATED OBSERVATIONS OF HCL AND CLONO2 FROM UARS AND IMPLICATIONS FOR STRATOSPHERIC CHLORINE PARTITIONING

# publications[].label
An Estimate of Equilibrium Climate Sensitivity From Interannual variability

# publications[].label
THE DIURNAL-VARIATION OF HYDROGEN, NITROGEN, AND CHLORINE RADICALS - IMPLICATIONS FOR THE HETEROGENEOUS PRODUCTION OF HNO2

# publications[].label
A Radiative-Convective Equilibrium Perspective of Weakening of the Tropical Walker Circulation in Response to Global Warming

# publications[].label
Effects of convective ice lofting on H2O and HDO in the tropical tropopause layer

# publications[].label
Effects of tropical deep convection on interannual variability of tropical tropopause layer water vapor

# publications[].label
Simulation of stratospheric water vapor and trends using three reanalyses

# publications[].label
The impact of gravity waves and cloud nucleation threshold on stratospheric water and tropical tropospheric cloud fraction

# publications[].label
Five-Year Climatology of Midtroposphere Dry Air Layers in Warm Tropical Ocean Regions as Viewed by AIRS/Aqua

# publications[].label
Evaluating Cloud Feedback Components in Observations and Their Representation in Climate Models

# publications[].label
Clouds and water vapor in the Northern Hemisphere summertime stratosphere

# publications[].label
Atmospheric science. A matter of humidity.

# publications[].publisher
American Association for the Advancement of Science (AAAS)

# publications[].label
Comment on "A reexamination of the 'stratospheric fountain' hypothesis" by A. E. Dessler

# publications[].label
Transport of ice into the stratosphere and the humidification of the stratosphere over the 21st century.

# publications[].label
Comment on "A reexamination of the 'stratospheric fountain' hypothesis" by A. E. Dessler - Reply

# publications[].label
Convective Hydration of the Upper Troposphere and Lower Stratosphere

# publications[].label
Suppression of deep convection over the tropical North Atlantic by the Saharan Air Layer

# publications[].label
Frequency of tropical precipitating clouds as observed by the Tropical Rainfall Measuring Mission Precipitation Radar and ICESat/Geoscience Laser Altimeter System

# publications[].label
UARS/MLS cloud ice measurements: Implications for H2O transport near the tropopause

# publications[].label
Testing chemistry-climate models' regulation of tropical lower-stratospheric water vapor

# publications[].label
The impact of temperature vertical structure on trajectory modeling of stratospheric water vapor

# publications[].label
Future Temperature-Related Deaths in the U.S.: The Impact of Climate Change, Demographics, and Adaptation.

# publications[].label
Observations of deep convective influence on stratospheric water vapor and its isotopic composition

# publications[].label
IN-SITU OBSERVATIONS IN AIRCRAFT EXHAUST PLUMES IN THE LOWER STRATOSPHERE AT MIDLATITUDES

# publications[].label
MEASUREMENTS OF WATER-VAPOR IN THE TROPICAL LOWER STRATOSPHERE DURING THE CEPEX CAMPAIGN - RESULTS AND INTERPRETATION

# publications[].label
Lower stratospheric chlorine partitioning during the decay of the Mt Pinatubo aerosol cloud

# publications[].label
Convective mixing near the tropical tropopause: Insights from seasonal variations

# publications[].label
The Effect of Forced and Unforced Variability on Heat Waves, Temperature Extremes, and Associated Population Risk in a CO2-Warmed World

# publications[].label
Cloud formation, convection, and stratospheric dehydration

# publications[].label
UARS measurements of ClO and NO2 at 40 and 46 km and implications for the model ''ozone deficit''

# publications[].label
Large anomalies in lower stratospheric water vapour and ice during the 2015-2016 El Nino

# publications[].label
Variations of stratospheric water vapor over the past three decades

# publications[].label
Impact of convectively lofted ice on the seasonal cycle of tropical lower stratospheric water vapor

# publications[].label
The relationship between interannual and long-term cloud feedbacks

# publications[].label
Chemistry and Physics of Stratospheric Ozone

# publications[].label
MEASUREMENTS OF STRATOSPHERIC CARBON-DIOXIDE AND WATER-VAPOR AT NORTHERN MIDLATITUDES - IMPLICATIONS FOR TROPOSPHERE-TO-STRATOSPHERE TRANSPORT

# publications[].label
The distribution of tropical thin cirrus clouds inferred from terra MODIS data

# researcherOn[].label
Measurements of Cloud Radiative Impact On the Climate Using Calipso, Cloudsat, and Other A-Train Sensors

# researcherOn[].awardedBy.label
National Aeronautics and Space Administration - (Washington D.C., District of Columbia, United States)

# researcherOn[].label
Understanding transport of mass, water vapor, and tropospheric pollutants into the stratosphere

# researcherOn[].awardedBy.label
National Aeronautics and Space Administration - (Washington D.C., District of Columbia, United States)

# researcherOn[].label
Using Large Ensemble Simulations from Multiple Global Climate Models to Quantify the Internal Decadal Climate Variability

# researcherOn[].awardedBy.label
National Science Foundation - (Arlington, Virginia, United States)

# researcherOn[].label
Using SAGEIII Measurements and Numerical Models to Investigate Aerosol, Cloud, and Water-Vapor Physical Processes in the Upper Troposphere/Lower Stratosphere Region

# researcherOn[].awardedBy.label
Ames Research Center - (Mountain View, California, United States)

# researcherOn[].label
NRS / NASA Earth and Space Science Fellowship (NESSF) Program - 2014-( Prev title: Nasa-Earth and Space Science Fellowship 2012)

# researcherOn[].awardedBy.label
National Aeronautics and Space Administration - (Washington D.C., District of Columbia, United States)

# researcherOn[].label
Using trajectory calculations to study mass and trace gas transport into the stratosphere

# researcherOn[].awardedBy.label
Johnson Space Center - (Houston, Texas, United States)

# researcherOn[].awardedBy.label
National Science Foundation - (Arlington, Virginia, United States)

# researcherOn[].label
Understanding Long-Term Variations in Stratospheric Water Vapor

# researcherOn[].awardedBy.label
National Science Foundation - (Arlington, Virginia, United States)

# researcherOn[].label
Assessing the Impact of TTL Cirrus on the Climate System - CloudSat and CALIPSO Science Team Recompete/ROSES-2015

# researcherOn[].awardedBy.label
Langley Research Center - (Hampton, Virginia, United States)

# researcherOn[].label
Mechanisms Regulating Water Vapor And Clouds in the Tropical and Extratropical Lower Stratosphere

# researcherOn[].awardedBy.label
National Aeronautics and Space Administration - (Washington D.C., District of Columbia, United States)

# streetAddress
Texas A&M University; Meteorology; 3150 TAMU

# inTheNews[].label
Keppel-Aleks, Swann, and Xu Receive 2019 Global Environmental Change Early Career Award

# inTheNews[].label
Climate change could be worse than our worst-case analysis: Texas A&M’s Dessler

# inTheNews[].label
Here we go again: Texas, climate change and the power grid

# inTheNews[].label
Is climate change amping up the Pacific Northwest heat wave? Yes — and it’s time to stop asking.

# inTheNews[].label
Texas experts react to news of warming Antartica

# inTheNews[].label
Scientists Predict an ‘Above Normal’ Atlantic Hurricane Season

# inTheNews[].label
Two New Coronaviruses Make the Leap into Humans

# inTheNews[].label
Texas A&M Scientists: Record Antarctic Heat Reflects Current, Future Climate Trends

# inTheNews[].label
Green Daily: The Making of Worst-Case Climate Scenarios

# etdChairOf[].label
Casey, Sean P. (2010-07). An Assessment of Factors Limiting Tropical Congestus Cloud-Top Heights. Doctoral Dissertation.

# etdChairOf[].label
Adams, Brooke K (2018-05). Understanding the Impact of Internal Variability on Estimates of the Transient Climate Response. Master's Thesis.

# etdChairOf[].label
Casey, Sean Patrick (2009-06). The frequency of tropical precipitating clouds as observed by the TRMM PR and ICESat/GLAS. Master's Thesis.

# etdChairOf[].label
Verma, Abhishek (2012-02). Definitions of Clear-sky Fluxes and Implications. Master's Thesis.

# etdChairOf[].label
Wang, Xun (2017-07). A Trajectory Study of the Seasonal Cycle of the Tropical Lower Stratospheric Water Vapor in Chemistry-Climate Models in Comparison with Observations. Master's Thesis.

# etdChairOf[].label
Yu, Wandi (2017-10). Model Simulation of Convectively Lofted Ice Contribution to Stratospheric Water Vapor. Master's Thesis.

# etdChairOf[].label
Lee, Joonsuk (2009-06). Mixed-phase clouds, thin cirrus clouds, and OLR over the tropics: observations, retrievals, and radiative impacts. Doctoral Dissertation.

# etdChairOf[].label
Kummer II, John Reese (2017-06). An Estimate of ECS Based on Observations: The Impact of Forcing Efficacy. Master's Thesis.

# etdChairOf[].label
Ye, Hao (2018-05). Effects of Convective Ice Evaporation on Water Vapor Interannual Variability in the Tropical Tropopause Layer (TTL). Doctoral Dissertation.

# etdChairOf[].label
Solbrig, Jeremy E. (2010-10). Thin Cloud Length Scales Using CALIPSO and CloudSat Data. Master's Thesis.

# etdChairOf[].label
Zhou, Chen (2014-07). Attribution Analysis of Cloud Feedback. Doctoral Dissertation.

# etdChairOf[].label
Christenberry, Aaron Joseph (2012-07). Seasonal and Regional Variability of Stratospheric Dehydration. Master's Thesis.

# etdChairOf[].label
Wang, Tao (2014-05). Trajectory Simulations of H2O, O3, and CO in the Upper Troposphere and Lower Stratosphere (UTLS). Doctoral Dissertation.

# etdChairOf[].label
Cardona, Allison Leanne (2008-10). The frequency of tropopause-level thick and thin cirrus clouds as observed by CALIPSO and the relationship to relative humidity and outgoing longwave radiation. Master's Thesis.

# etdChairOf[].label
Smalley, Kevin (2016-09). Predicting Lower Stratospheric Water Vapor from Chemistry-Climate Models Using a Multivariate Linear Regression. Master's Thesis.

# etdChairOf[].label
Wang, Tao (2012-07). Analysis of the Tropical Tropopause Layer Cirrus in CALIPSO and MLS Data - A Water Perspective. Master's Thesis.