ANTARCTICA
ARGENTINA- Adriana Maria Gulisano (adrianagulisano @ gmail.com)
BELGIUM – Nicolas Bergeot (nicolas.bergeot @ oma.be)
BRAZIL - Emilia Correia (ecorreia @ craam.mackenzie.br)
ITALY – www.eswua.ingv.it, Ingrid Hunstad (ingrid.hunstad @ ingv.it) ; Monia Negusini (m.negusini @ ira.inaf.it)
KOREA - Changsup Lee (cslee @ kopri.re.kr)
SOUTH AFRICA - Pierre Cilliers (pjcilliers @ sansa.org.za); Gert Lamprecht (glamprecht @ sansa.org.za)
ARCTIC
CANADA - http://chain.physics.unb.ca/chain/ Paul Prikryl (paul.prikryl @ unb.ca)
ITALY – www.eswua.ingv.it, Ingrid Hunstad (ingrid.hunstad @ ingv.it)
KOREA - Changsup Lee (cslee @ kopri.re.kr)
POLAND - Marcin Grzesiak (pajak @ bk.waw.pl); Mariusz Pozoga (pozoga @ cbk.waw.pl)