Table 2

Mean volcanic plume CO2 fluxes from persistently degassing volcanoes (ordered by CO2 flux)

VolcanoCountryCO2 Flux (t/d)CO2 Flux (Mt/yr)
NyiragongoDR Congo52,41019.13
PopocatépetlMexico29,00010.59
AmbrymVanuatu20,0007.30
EtnaItaly16,3635.97
MiyakejimaJapan14,5005.29
Oldoinyo LengaiTanzania6,6302.42
KīlaueaUSA6,5492.39
StromboliItaly1,9910.73
MasayaNicaragua1,9350.71
White IslandNew Zealand1,7800.65
AugustineUSA1,7600.64
ErebusAntarctica1,6300.59
Soufrière HillsMontserrat1,4680.54
GalerasColombia1,0200.37
BezymiannyRussia9900.36
SpurrUSA9670.35
YasurVanuatu8400.31
GorelyRussia6600.24
GrímsvötnIceland5320.19
VillarricaChile4770.17
Sierra NegraEcuador (Galápagos)3940.14
MageikUSA3410.12
VulcanoItaly3170.12
MerapiIndonesia2400.09
Ukinrek MaarsUSA1870.07
Mt. BakerUSA1690.06
IliamnaUSA1310.05
Satsuma-IwojimaJapan1000.04
Erta AleEthiopia570.02
MartinUSA560.02
KudryavyRussia500.02
RedoubtUSA180.01
DouglasUSAtracetrace
Total163,56259.70