Global geological methane emissions: an update of top-down and bottom-up estimates

A wide body of literature suggests that geological gas emissions from Earth’s degassing are a major methane (CH4) source to the atmosphere. These emissions are from gas-oil seeps, mud volcanoes, microseepage and submarine seepage in sedimentary (petroleum-bearing) basins, and geothermal and volcanic...

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Bibliographic Details
Main Authors: Giuseppe Etiope, Stefan Schwietzke
Format: Article
Language:English
Published: BioOne 2019-11-01
Series:Elementa: Science of the Anthropocene
Subjects:
Online Access:https://www.elementascience.org/articles/383