Comprehensive Test Ban Treaty Coordination
The mission of WG IV is to explore avenues for fruitful interaction between the Federation and the Comprehensive Test Ban Treaty Organization (CTBTO), and to provide a forum for individual FDSN members to raise and discuss issues of common interest related to the set up and operation of the CTBT International Monitoring System
Discussion lists are for back-and-forth exchanges among a smaller audience. Only subscribers can post (most of the time), and subscriptions have to be approved.