Dear SPARC community,
Please find below the most recent SPARC eNews.
The SPARC website is updated frequently, so feel free to check for the most recent news items regularly. If you wish to have anything posted in the news section on the website, please don’t hesitate to contact us: *protected email*.
SPARC News – May 2015
7 May 2015
SPARC Data Centre highlights the availability of radiosonde data
High resolution radiosonde data from US Radiosonde Replacement System (RRS) stations are now available directly from NOAA’s National Centers for Environmental Information. Radiosonde data at 6-second resolution from US stations prior to RRS upgrade are still available from the SPARC Data Centre.
29 April 2015
Call for pre-proposals on climate predictability and inter-regional linkages
The 2015 International Opportunities Fund set up by Belmont Forum and JPI Climate will support medium-size research projects of 3-4 years duration and budget requirements of 1-3 million Euros. Pre-proposals are due by 1 June 2015.
1 April 2015
SPARC Annual Report 2014
The SPARC Annual Report 2014 gives you a brief overview of the activities, programmatic developments, and achievements of the SPARC project in 2014.
15 March 2015
Emerging SPARC activity: Solving the mystery of Carbon Tetrachloride
Led by Stefan Reimann (Empa, Switzerland), Paul Newman, and Qing Liang (both at NASA, USA), this new emerging SPARC activity will bring together science, industry, and technology experts to solve the mystery of large discrepancies in calculated emitted carbon tetrachloride, a major ozone depleting substance and GHG.
5 March 2015
New members on the SPARC Scientific Steering Group
A warm welcome to our new SSG members for 2015: Alexey Karpechko (Finland), Hauke Schmidt (Germany), and Tianjun Zhou (China). Meet the two SPARC Co-chairs and the 12 SSG members at:
Find SPARC news at >http://www.sparc-climate.org/news/news/
Find WCRP community news at >http://www.sparc-climate.org/news/wcrp-community-news/
Upcoming SPARC meetings
Find all SPARC meetings at >http://www.sparc-climate.org/meetings/
8-10 June 2015
Atmospheric Composition and the Asian Summer Monsoon (ACAM) Workshop, Bangkok, Thailand
20-23 July 2015
Composition and Transport in the Tropical Troposphere and Lower Stratosphere Meeting, Boulder CO, USA
Deadline for applications for support: 15 May 2015
Deadline for abstract submission: 22 May 2015
24-28 August 2015
SPARC Workshop on Storm Tracks, Grindelwald, Switzerland
Deadline for abstract submission: 15 May 2015
Deadline for travel support application: 15 May 2015
5-6 October 2015
Workshop on Solving the Mystery of Carbon Tetrachloride, Zurich, Switzerland
Deadline for abstract submission: 27 July 2015
7-9 October 2015
IGAC/SPARC Chemistry-Climate Model Initiative (CCMI) 2015 Workshop, Rome, Italy
Deadline for abstract submission and travel requests: 15 July 2015
Deadline for registration: 1 September 2015
12-16 October 2015
S-RIP 2015 Workshop and SPARC Data Assimilation Workshop, Paris, France
9-13 November 2015
2nd Symposium of the Committee on Space Research (COSPAR): Water and Life in the Universe, Foz da Iguacu, Parana, Brazil
Deadline for abstract submission: 31 May 2015
Find more related meetings at >http://www.sparc-climate.org/meetings/related-meetings/
15-26 June 2015
1st WCRP Summer School on Climate Model Development: Atmospheric Moist Processes, Hamburg, Germany
7-10 July 2015
Our Common Future under Climate Change, Paris, France
Deadline for early-bird registration: 10 May
26-31 July 2015
AGU Chapman Conference: The Width of the Tropics: Climate Variations and their Impacts, Santa Fe, NM, USA
15-17 September 2015
8th Atmospheric Limb Workshop, Gothenburg, Sweden
4-9 October 2015
Training school on Convective and volcanic clouds detection, monitoring, and modelling, Castiglione del Lago, Italy
Deadline for grant application: 15 May 2015
Deadline for applications: 15 July 2015
13-16 October 2015
International Conference on Water Resources Assessment and Seasonal Prediction, Koblenz, Germany
20-23 October 2015
WCRP FP7 EMBRACE Workshop on CMIP5 Model Analysis and Scientific Plans for CMIP6, Dubrovnik, Croatia
5-15 April 2016
Polar Prediction School, Abisko Scientific Research Station, Sweden
Deadline for expression of interest: 15 May 2015
WCRP community meetings
Find more related meetings at >http://www.sparc-climate.org/meetings/wcrp-community-meetings/
A selection of new science articles of interest to the SPARC community (a SPARC Office choice)
Discussion Papers – open for comment
- A solar signal in lower stratospheric water vapour? By T. Schieferdecker et al. in Atmospheric Chemistry and Physics Discussions.
- Trajectory mapping of middle atmospheric water vapor by a mini network of NDACC instruments. By M. Lainer et al. in Atmospheric Chemistry and Physics Discussions.
- Solar geoengineering using solid aerosol in the stratosphere. By D.K. Weisenstein and D.W. Keith in Atmospheric Chemistry and Physics Discussions.
- Impact of ozone observations on the structure of a tropical cyclone using coupled atmosphere–chemistry data assimilation. By S. Lim et al. in Atmospheric Chemistry and Physics Discussions.
- A PV-based determination of the transport barrier in the Asian summer monsoon anticyclone. By F. Ploeger et al. in Atmospheric Chemistry and Physics Discussions.
- Sensitivity analysis of the potential impact of discrepancies in stratosphere–troposphere exchange on inferred sources and sinks of CO2. By F. Deng et al. in Atmospheric Chemistry and Physics Discussions.
- What is the limit of stratospheric sulfur climate engineering? By U. Niemeier and C. Timmreck in Atmospheric Chemistry and Physics Discussions.
- Comparison of the CMAM30 data set with ACE-FTS and OSIRIS: polar regions. By D. Pendlebury et al. in Atmospheric Chemistry and Physics Discussions.
- Use of North American and European air quality networks to evaluate global chemistry-climate modeling of surface ozone. By J.L. Schnell et al. in Atmospheric Chemistry and Physics Discussions.
- Nonlinear response of modeled stratospheric ozone to changes in greenhouse gases and ozone depleting substances in the recent past. By S. Meul et al. in Atmospheric Chemistry and Physics Discussions.
- Stratospheric geoengineering impacts on El Niño/Southern Oscillation. By C.J. Gabriel and A. Robock in Atmospheric Chemistry and Physics Discussions.
- Past changes in the vertical distribution of ozone – Part 3: Analysis and interpretation of trends. By N.R.P. Harris et al. in Atmospheric Chemistry and Physics Discussions.
- Effect of gravity wave temperature fluctuations on homogeneous ice nucleation in the tropical tropopause layer. By T. Dinh et al. in Atmospheric Chemistry and Physics Discussions.
- A tropospheric chemistry reanalysis for the years 2005–2012 based on an assimilation of OMI, MLS, TES and MOPITT satellite data. By K. Miyazaki et al. in Atmospheric Chemistry and Physics Discussions.
- Transport of Antarctic stratospheric strongly dehydrated air into the troposphere observed during the HALO-ESMVal campaign 2012. By C. Rolf et al. in Atmospheric Chemistry and Physics Discussions.
- Trapping, chemistry and export of trace gases in the South Asian summer monsoon observed during CARIBIC flights in 2008. By A. Rauthe-Schöch et al. in Atmospheric Chemistry and Physics Discussions.
- Evolving obs4MIPs to Support the Sixth Coupled Model Intercomparison Project (CMIP6). By R. Ferraro et al. in Bulletin of the American Meteorological Society.
- Mountain waves and wakes generated by South Georgia: implications for drag parametrization. By S.B. Vosper in the Quarterly Journal of the Royal Meteorological Society.
- Reconciling reported and unreported HFC emissions with atmospheric observations. By M.F. Lunt et al. in Proceedings of the National Academy of Sciences of the United States of America.
- Possible impacts of a future Grand Solar Minimum on climate: Stratospheric and global circulation changes. By A.C. Maycock et al. in the Journal of Geophysical Research: Atmospheres.
- Tropopause Folds in ERA-Interim: Global Climatology and Relation to Extreme Weather Events. By B. Škerlak et al. in the Journal of Geophysical Research: Atmospheres.
- Lidar observations of gravity wave activity in the middle atmosphere over Davis (69°S, 78°E), Antarctica. By B. Kaifler et al. in the Journal of Geophysical Research: Atmospheres.
- The impact of current CH4 and N2O atmospheric loss process uncertainties on calculated ozone abundances and trends. By E.L. Fleming et al. in the Journal of Geophysical Research: Atmospheres.
- Climate intercomparison of GPS radio occultation, RS90/92 radiosondes and GRUAN from 2002 to 2013. By F. Ladstädter et al. in Atmospheric Measurement Techniques.
- The decrease in mid-stratospheric tropical ozone since 1991. By G.E. Nedoluha et al. in Atmospheric Chemistry and Physics.
- Distributions of ice supersaturation and ice crystals from airborne observations in relation to upper tropospheric dynamical boundaries. By M. Diao et al. in the Journal of Geophysical Research: Atmospheres.
- Comparisons of polar processing diagnostics from 34 years of the ERA-Interim and MERRA reanalyses. By Z.D. Lawrence et al. in Atmospheric Chemistry and Physics.
- The weakening summer circulation in the Northern Hemisphere mid-latitudes. By D. Coumou et al. in Science.
- 5-day waves in polar stratosphere and mesosphere temperature and mesospheric ice water measured by SOFIE/AIM. By X. Liu et al. in the Journal of Geophysical Research: Atmospheres.
- A negative phase shift of the winter AO/NAO due to the recent Arctic sea-ice reduction in late autumn. By T. Nakamura et al. in the Journal of Geophysical Research: Atmospheres.
- The effects of springtime mid-latitude storms on trace gas composition determined from the MACC reanalysis. By K.E. Knowland et al. in Atmospheric Chemistry and Physics.
- Rapid transport of East Asian pollution to the deep tropics. By M.J. Ashfold et al. in Atmospheric Chemistry and Physics.
- The impact of temperature vertical structure on trajectory modeling of stratospheric water vapor. By T. Wang et al. in Atmospheric Chemistry and Physics.
- The influence of ENSO on northern mid-latitude ozone during the winter to spring transition. By J. Zhang et al. in the Journal of Climate.
- A comprehensive observational filter for satellite infrared limb sounding of gravity waves. By Q.T. Trinh et al. in Atmospheric Measurement Techniques.
- Seasonal changes in the tropospheric carbon monoxide profile over the remote Southern Hemisphere evaluated using multi-model simulations and aircraft observations. By J.A. Fisher et al. in Atmospheric Chemistry and Physics.
- Investigating bias in the application of curve fitting programs to atmospheric time series. By P.A. Pickers and A.C. Manning in Atmospheric Measurement Techniques.
- Solar Signals in CMIP-5 Simulations: The Ozone Response. By L.L. Hood et al. in Quarterly Journal of the Royal Meteorological Society.
- Reference upper-air observations for climate: From concept to reality. By G.E. Bodeker et al. in the Bulletin of the American Meteorological Society.
- North Atlantic storm-track sensitivity to warming increases with model resolution. By J. Wilson et al. in the Journal of Climate.
- Energetic particle induced intra-seasonal variability of ozone inside the Antarctic polar vortex observed in satellite data. By T. Fytterer et al. in Atmospheric Chemistry and Physics.
- Stratospheric photolysis produces large ‘clumped’ isotope perturbation in tropospheric nitrous oxide. By J.A. Schmidt and M.S. Johnson in Geophysical Research Letters.
- Inter-Calibration of Microwave Temperature Sounders using Radio Occultation Measurements. By O. Isoz et al. in the Journal of Geophysical Research: Atmospheres.
- Stratospheric and mesospheric HO2 observations from the Aura Microwave Limb Sounder. By L. Millán et al. in Atmospheric Chemistry and Physics.
- Trends of ozone total columns and vertical distribution from FTIR observations at eight NDACC stations around the globe. By C. Vigouroux et al. in Atmospheric Chemistry and Physics.
- Revisiting the hemispheric asymmetry in mid-latitude ozone changes following the Mount Pinatubo eruption: A 3-D model study. By S.S. Dhomse et al. in Geophysical Research Letters.
- Intercomparison of vertically resolved merged satellite ozone data sets: interannual variability and long-term trends. By F. Tummon et al. in Atmospheric Chemistry and Physics.
- Composition and Physical Properties of the Asian Tropopause Aerosol Layer and the North American Tropospheric Aerosol Layer. By P. Yu et al. in Geophysical Research Letters.
- Upper-troposphere and lower-stratosphere water vapor retrievals from the 1400 and 1900 nm water vapor bands. By B.C. Kindel et al. in Atmospheric Measurement Techniques.
- Simulating the impact of emissions of brominated very short-lived substances on past stratospheric ozone trends. By B.-M. Sinnhuber and S. Meul in Geophysical Research Letters.
- Vertical Evolution of Potential Energy Density and Vertical Wavenumber Spectrum of Antarctic Gravity Waves from 35 to 105 km at McMurdo (77.8°S, 166.7°E). By X. Lu et al. in the Journal of Geophysical Research: Atmospheres.
- Two decades of water vapor measurements with the FISH fluorescence hygrometer: a review. By J. Meyer et al. in Atmospheric Chemistry and Physics.
- Extraordinary halocarbon emissions initiated by the 2011 Tohoku earthquake. By T. Saito et al. in Geophysical Research Letters.
Find older Science Updates at >http://www.sparc-climate.org/news/
For feedback or input to the next eNews edition please contact:
c/o ETH Zurich
Institute for Atmospheric and Climate Science (IAC)