Table 4

CO2 emissions from tectonic, hydrothermal or inactive volcanic areas (alphabetically ordered by country)

Area or ventCountryCO2 soil gas flux (t/yr)Dissolved CO2 flux (t/yr)Reference
Tengchong Cenozoic volcanic fieldChina3,580Cheng et al. (2012)
Albani HillsItaly26,840157,960Chiodini & Frondini (2001)
Bossoleto, SienaItaly3,500Mörner & Etiope (2002)
Caldara di ManzianaItaly73,000Chiodini et al. (1999)
Campanian degassing structureItaly3,080,000Chiodini et al. (2004)
Castiglioni, SienaItaly4,400Mörner & Etiope (2002)
LateraItaly127,750Chiodini et al. (2007)
Mefite d’AnsantoItaly730,000Chiodini et al. (2010)
Naftìa Lake areaItaly72,217Giammanco et al. (2007)
PienzaItaly4,015Rogie et al. (2000)
Poggio dell’UlivoItaly73,000Chiodini et al. (1999)
Rapalano CeciliaItaly17,520Rogie et al. (2000)
Rapalano Mofete DiambraItaly35,040Rogie et al. (2000)
San SistoItaly21,600Italiano et al. (2000)
SelvenaItaly6,205Rogie et al. (2000)
TeleseItaly20,000Italiano et al. (2000)
Tuscan Roman degassing structureItaly6,160,000Chiodini et al. (2004)
UmbertideItaly5,840Rogie et al. (2000)
UsticaItaly260,000Etiope et al. (1999)
HakkodaJapan27,010Hernández et al. (2003)
TaupoNew Zealand440,000Seward & Kerrick (1996)
YangbajainTibet50,370Chiodini et al. (1998)
Mammoth MountainUSA189,80014,600Sorey et al. (1998)
Mt Washington and Belknap CraterUSA2,400James at al. (1999)
Mt JeffersonUSA8,000James at al. (1999)
Mt BachelorUSA1,800James at al. (1999)
Salton TroughUSA44,000Kerrick et al. (1995)
Three SistersUSA4,400James at al. (1999)
YellowstoneUSA8,580,000Werner & Brantley (2003)
Indonesia-Philippines1,800,000Seward & Kerrick (1996)
Subaerial Pacific rim44,000,000Seward & Kerrick (1996)
Total (t/yr)56,128,1079,916,740
Total (Mt/yr)56.139.92