Weather: National | Victoria | NSW | ACT | Queensland | South Aus | Western Aus | Nthn. Territory | Tasmania VAAC overview | Detection | Advisories | Images | Links | FAQ | Contact the VAAC | Overview - Keeping aircraft clear of volcanic ash Nine Volcanic Ash Advisory Centres around the world advise the international aviation industry of the location and movement of clouds of volcanic ash. The ...

The VULCON Guidebook was published in 1995 by the Victorian Speleological Association Inc. for the 20th biennial conference of the Australian Speleological Federation Inc., which was held in Hamilton, Victoria on 2-6 January 1995. This page is a reproduction of the Glossary of 109 terms which appears on pages 107 to 114 in the Guidebook. It was written by Ken Grimes, who is a full member of VSA ...