Het nieuwe UIS Bulletin, nr. 64-1 van juni 2022 is verschenen en hier te downloaden als pdf: http://uis-speleo.org/wp-content/uploads/2022/07/uisb641.pdf
De 50 pagina's van deze uitgave hebben de volgende artikelen:
- Editorial: UIS Bulletin: The Last Five Years and Plans for the Years Ahead
- The President’s Column: An Ending and a Beginning
- Welcome message of the 18th International Congress of Speleology
- The Cave Time Capsule 2091 Project: Call to all countries
- The Closing Months of the UIS International Year of Caves and Karst
- 36th Brazilian Congress of Speleology dedicated to the IYCK
- Country Delegations at the UIS Congresses: A Brief Retrospective
- Cave Data Sharing Guidelines - A new UIS Project
- Report of Activities 2018-2022 - Materials and Techniques Commission
- Report of Activities 2017-2022 - Cave Diving Commission
- New Caves Found by Remote Location of Caves
- Cave and Karst Legal Status Wordwide Assessment
- France Habe Prize: 2021 Winner
- EU Nature Protection Award 2021 goes to German Speleological Federation
- Mladen Garašić, UIS Bureau Member, is double honored
- Speleology Present at UN Conferences in Geneve, Nairobi, and Stockholm
- Endangered Kenyan Coastal Karst Caves
