Lühireferaat: Etna vulkaan
http://www.youtube.com/watch?v=0ppgmonDuKY
http://www.reporter.ee/2012/02/09/etna-vulkaan-arkas-taas-ellu/
Kasutatud kirjandus:
1) http://geograafia10b.pbworks.com/w/page/10692083/%22Kuuma%20t%C3%A4pi
%22%20(hot%20spot)%20teooria
2) http://et.wikipedia.org/wiki/Etna
3) http://www.google.ee/imgres?
q=laamad&hl=et&sa=X&biw=1034&bih=554&tbm=isch&prmd=imvns&tbnid=C
QF1kaL0kB1PeM:&imgrefurl=http://www.veeriku.tartu.ee/~ppensa/laam.html&d
ocid=64uiVM9TMoG1DM&imgurl=http://www.veeriku.tartu.ee/~ppensa/Vol_eq_
plates.gif&w=1024&h=512&ei=Wx2dT6CWHMfP0QXM1czpDg&zoom=1&iact
=rc&dur=228&sig=112091896912886360284&page=1&tbnh=69&tbnw=138&sta
rt=0&ndsp=18&ved=1t:429,r:2,s:0,i:66&tx=73&ty=41
4) http://webcache.googleusercontent.com/search?
q=cache:6T9D7YDhPAcJ:www.annaabi.com/Mount-Saint-Helens-
m36413.html+etna+vulkaan+asustatud+piirkonnas&cd=3&hl=et&ct=clnk&gl=ee
5) http://webcache.googleusercontent.com/search?
q=cache:IKmNT7kpyNkJ:www