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The department and CIRA jointly host weekly colloquia held Friday mornings in room 101 (large classroom) of the main building. Refreshments are served at 10:45 a.m. in the weather lab (room 105 ATS) with the presentation starting at 11:15 a.m. The department also hosts other seminars generally announced on the associated mailing list. You can subscribe to the list by sending a message to using "subscribe colloquium" as the subject.

If you would like to invite a speaker, please see the colloquium guidelines and timeline for host and contact Michael Bell (, Jeff Pierce (, or Jaime Joseph ( with questions. Here is a template for a visit schedule for our speakers.

Upcoming Colloquia

September 22, 2017 Air Pollution Accountability: Assessing Regulatory Impacts on Emissions and Air Quality
Ted Russell from Georgia Tech
Hosted by Sonia Kreidenweis
September 29, 2017 The Global Energy-Carbon Dilemma is Solved!
Alexander E. MacDonald from Spire Global, Inc.
Hosted by Scott Denning
October 6, 2017 Title to be announced
Solomon Bililign from North Carolina A&T
Hosted by Jeff Pierce
October 12, 2017 at 3:30 p.m. The Role of Upper Tropospheric Cloud Systems in Climate: Building Observational Metrics for Process Evaluation Studies
Claudia Stubenrauch from LMD/IPSL, UPMC, Paris, France
Hosted by Sue van den Heever
October 13, 2017 Radiative Regulation of Tropical Convection by Preceding Cirrus Clouds
Hiro Masunaga from Nagoya University
Hosted by Chris Kummerow
October 20, 2017 Breaking Through the Clouds: Joanne Simpson and the Tropical Atmosphere
Jim Fleming from Colby College
Hosted by Jeff Collett and Sue van den Heever
October 27, 2017 at 8 a.m. to 4:30 p.m. “2017 Young Scientist Symposium on Atmospheric Research (YSSAR)”
November 3, 2017 Title to be announced
Matt Parker from NC State
Hosted by Russ Schumacher
November 17, 2017 Title to be announced
Christina Williamson from NOAA/CIRES
Hosted by Jeff Pierce
December 1, 2017 Title to be announced
Kyle Armour from University of Washington
Hosted by Libby Barnes

Past Colloquia

2017 Spring Fall
2016 Spring Fall
2015 Spring Fall
2014 Spring Fall
2013 Spring Fall
2012 Spring Fall
2011 Spring Fall
2010 Spring Fall
2009 Spring Fall
2008 Spring Fall
2007 Spring Fall