Abstract Volume of the Fourth International Maar Conference A Multidisciplinary Congress on Monogenetic Volcanism Edited by Kate Arentsen, Károly Németh, Elaine Smid Geoscience Society of New Zealand Miscellaneous Publication 131A Auckland, New Zealand 20-24 February 2012 Pulvermaar Tihany Badacsony Laguna Azul Cerro Chivo 3IMC - ARGENTINA 2IMC - HUNGARY - SLOVAKIA -GERMANY 1IMC - GERMANY Eichholzmaar Laguna Potrok Aike Filakovo Dauner Maare