Some of you might be interested in this event on 25th May:
Caves, otherworldly places.
An online event which will explore the future of humankind, and their connection with caves.
An unprecedented initiative to enhance the values of the caves and the importance of their conservation, projecting them on a timeless universal scale.
Organizers: Portuguese Presidency of the Council of the EU and ICNF Institute of Nature Conservation and Forests (PT)
See attached pdf for more details