On October 23rd–26th 2017, the United Nations Office at Palais des Nations in Geneva hosted the 12th Session of the Group of Experts on Coal Mine Methane. Łukasz Kroplewski, Vice-President of the PGNiG Management Board for Development, and dr Janusz Jureczka, Director of the Silesian Branch of the Polish Geological Institute − National Research Institute, took an active part in the event, voicing the interests of PGNiG. The list of participants also featured prof. dr hab. inż. Stanisław Prusek, dr Jacek Skiba of the Polish Geological Institute − National Research Institute, and dr Piotr Kasza of the Oil and Gas Institute.