Erratum to: Int J Earth Sci (Geol Rundsch) DOI 10.1007/s00531-014-1040-7

Unfortunately, the last column values of Tables 1 and 2 have been published incorrectly. The corrected tables are given below.

Table 1 Comparison of the CO2/SO2 ratio obtained by FTIR and Multi-GAS at Telica
Table 2 Comparison of the CO2/SO2 ratio obtained by FTIR and Multi-GAS at Turrialba