[HTML][HTML] Tropical temperature variability in the UTLS: New insights from GPS radio occultation observations

B Scherllin-Pirscher, AK Steiner, RA Anthes… - Journal of …, 2021 - journals.ametsoc.org
Global positioning system (GPS) radio occultation (RO) observations, first made of Earth's
atmosphere in 1995, have contributed in new ways to the understanding of the thermal …

[HTML][HTML] Variability of temperature and ozone in the upper troposphere and lower stratosphere from multi-satellite observations and reanalysis data

M Shangguan, W Wang, S Jin - Atmospheric Chemistry and …, 2019 - acp.copernicus.org
Temperature and ozone changes in the upper troposphere and lower stratosphere (UTLS)
are important components of climate change. In this paper, variability and trends of …

GNSS radio occultation infilling of the African radiosonde data gaps reveals drivers of tropopause climate variability

T Ding, JL Awange, B Scherllin‐Pirscher… - Journal of …, 2022 - Wiley Online Library
Radiosonde data are important for understanding and monitoring the upper troposphere
and lower stratosphere (UTLS) region. Over much of Africa, however, such data are lacking; …

Variability of the upper troposphere and lower stratosphere observed with GPS radio occultation bending angles and temperatures

T Schmidt, J Wickert, A Haser - Advances in Space Research, 2010 - Elsevier
Recently, Lewis (2009) introduced a new method for the identification of tropopause heights
(TPHs) from GPS radio occultation (RO) bending angles (α). The method uses a covariance …

Separation of the lapse rate and the cold point tropopauses in the tropics and the resulting impact on cloud top‐tropopause relationships

LA Munchak, LL Pan - Journal of Geophysical Research …, 2014 - Wiley Online Library
Four years of temperature profiles from Constellation Observing System for Meteorology,
Ionosphere, and Climate GPS satellite retrievals are used to examine the difference …

Characteristics of tropopause‐penetrating convection determined by TRMM and COSMIC GPS radio occultation measurements

T Xian, Y Fu - Journal of Geophysical Research: Atmospheres, 2015 - Wiley Online Library
Distribution and influence of convection in the upper troposphere and lower stratosphere
have been investigated case by case or on regional to global scale. However, previous …

Is the tropopause higher over the Tibetan Plateau? Observational evidence from Constellation Observing System for Meteorology, Ionosphere, and Climate (COSMIC) …

S Feng, Y Fu, Q Xiao - Journal of Geophysical Research …, 2011 - Wiley Online Library
Using Constellation Observing System for Meteorology, Ionosphere, and Climate (COSMIC)
radio occultation data from June 2006 to December 2009, the temperature structure and the …

How well do we know recent climate trends at the tropical tropopause?

JS Wang, DJ Seidel, M Free - Journal of Geophysical …, 2012 - Wiley Online Library
The tropical tropopause is a transition layer between the troposphere and stratosphere that
influences global climate and atmospheric chemistry. Several studies have reported …

A robust method for tropopause altitude identification using GPS radio occultation data

HW Lewis - Geophysical research letters, 2009 - Wiley Online Library
A robust method to determine the tropopause altitude directly from GPS Radio Occultation
(RO) measurements of bending angle is presented. An objective covariance transform …

Effect of gravity waves on the tropopause temperature, height and water vapor in Tibet from COSMIC GPS Radio Occultation observations

A Khan, S Jin - Journal of Atmospheric and Solar-Terrestrial Physics, 2016 - Elsevier
The tropopause plays an important role in climate change, particularly in Tibet with complex
topography and climate change system. In this paper, the temperature and height of the …