METHANE
type: Concept
change note: 2012-07-23 15:49:45.0 [mpmorahan] insert Definition (id: null text: Methane (CH4) is a greenhouse gas and is seen in polar ice cores. From the ice core record, it is known that methane rose rapidly whenever climate changed from glacial to interglacial conditions (during "deglaciation"). Warming of water bathing the seafloor could have led to large-scale release of methane from the melting of methane ice. language code: en);
change note: 2012-06-26 15:54:28.0 [gee-cee] Insert Concept add broader relation (METHANE [0948a59e-cc72-4e5d-b97d-4ea0335b0906,40141] - ICE CORE RECORDS [08a4f002-f368-414d-b923-83dd498452d8,40095]);
change note: 2012-07-23 15:55:11.0 [mpmorahan] Move Concepts delete narrower relation (null);
change note: 2012-07-23 15:54:41.0 [mpmorahan] Move Concepts add narrower relation (METHANE [0948a59e-cc72-4e5d-b97d-4ea0335b0906,40141] - NITROUS OXIDE [bc90bc40-2a21-4a6f-9fb9-bf3ae5845157,40143]);
in scheme: sciencekeywords
definition: Methane (CH4) is a greenhouse gas and is seen in polar ice cores. From the ice core record, it is known that methane rose rapidly whenever climate changed from glacial to interglacial conditions (during "deglaciation"). Warming of water bathing the seafloor could have led to large-scale release of methane from the melting of methane ice.

ICE CORE RECORDS
type: Concept