Dr Christoph Zellweger
EMPA
Ueberlandstrasse 129
8600 Duebendorf
Switzerland
CCQM Task Group for Ozone Cross-Section
Participant
31 March 2023
CCQM Task Group for Ozone Cross-Section
Participant
25 October 2022
BIPM-WMO Metrology for Climate Action Workshop
Participant
From 26 to 30 September 2022