VOLCANIC ACTIVITY
type: Concept
change note: 2012-07-26 14:50:42.0 [mpmorahan] insert Definition (id: null text: a vent in the crust of the earth or another planet or a moon from which usually molten or hot rock and steam issue; also : a hill or mountain composed wholly or in part of the ejected material language code: en);
change note: 2012-06-26 15:27:40.0 [gee-cee] Insert Concept add broader relation (VOLCANIC ACTIVITY [08bc1b7d-b27b-43e2-a728-4939efb88f08,40091] - PALEOCLIMATE INDICATORS [c9a5b3eb-7556-41a8-a2b8-c015db80e5b2,39947]);
in scheme: sciencekeywords
definition: a vent in the crust of the earth or another planet or a moon from which usually molten or hot rock and steam issue; also : a hill or mountain composed wholly or in part of the ejected material

PALEOCLIMATE INDICATORS
type: Concept