14th GRUAN Implementation-Coordination Meeting (ICM-14), La Réunion / FR, 28 November to 2 December 2022, Report (pdf).
13th GRUAN Implementation-Coordination Meeting (ICM-13), Virtual, 15 November to 19 November 2021, Report (pdf).
12th GRUAN Implementation-Coordination Meeting (ICM-12), Virtual, 16 November to 20 November 2020, Report (pdf).
11th GRUAN Implementation-Coordination Meeting (ICM-11), Singapore / SG, 20 May to 24 May 2019, Report (pdf).
10th GRUAN Implementation-Coordination Meeting (ICM-10), Potsdam / DE, 23 April to 27 April 2018, Report (pdf).
9th GRUAN Implementation-Coordination Meeting (ICM-9), Helsinki / FI, 12 June to 16 June 2017, Report (pdf).
8th GRUAN Implementation-Coordination Meeting (ICM-8), Boulder / US, 25 April to 29 April 2016.
7th GRUAN Implementation-Coordination Meeting (ICM-7), Matera / IT, 23 February to 27 February 2015, Report (pdf).
6th GRUAN Implementation-Coordination Meeting (ICM-6), Greenbelt / US, 10 March to 14 March 2014, Report (pdf).
5th GRUAN Implementation-Coordination Meeting (ICM-5), De Bilt / NL, 25 February to 01 March 2013, Report (pdf).
4th GRUAN Implementation-Coordination Meeting (ICM-4), Tokyo / JP, 05 March to 09 March 2012, Report (pdf).
3rd GRUAN Implementation-Coordination Meeting (ICM-3), Queenstown / NZ, 28 February to 4 March 2011, Report (pdf).
2nd GRUAN Implementation-Coordination Meeting (ICM-2), Payerne / CH, 2 to 4 March 2010, Report (pdf).
1st GRUAN Implementation-Coordination Meeting (ICM-1), Norman / US, 2 to 4 March 2009, Report (pdf).
Implementation Meeting of GCOS Reference Upper Air Network (GIM), Lindenberg / DE, 26 to 28 February 2008, Report (pdf).
GCOS/NOAA Upper-Air Workshop II, Seattle / US, 22 to 24 May 2006.
NOAA/GCOS Workshop to Define Climate Requirements for Upper-Air Observations, Boulder / US, 8 to 11 February 2005.
The GRUAN Workshop to Develop Network Design and Expansion Criteria, Fürstenwalde / DE, 13-15 June 2012, Report (GRUAN-RP-4).