methane emissions coal seam gas holding ponds produced water brine methanogen methanotroph
Ponds are often used to store significant volumes of water involved in coal seam gas (CSG) extraction, but methane emissions from these ponds in Australia are not well understood. One recent review demonstrated that key drivers of methane emissions can be derived from natural water bodies, however, natural water body emissions are poor analogues for CSG-related water body emissions. Along with identifying key drivers of methane emissions, studies of natural water bodies highlighted that substantial knowledge gaps exist in relation to CSG ponds. These gaps include understanding of microbial communities and physiochemistry (including temperature) in both sediment and water column as well as pond dimensions. The absence of such information makes it difficult to predict which CSG ponds are likely to emit methane and to develop control strategies to prevent such emissions. If such data are available from a small number of ponds, modelling approach will be essential to understand total emissions from all CSG ponds in Queensland, which will be useful to inform industry, regulatory and government on emissions accounting.
Details
Title
How much methane do coal seam gas ponds emit?
Authors
Se Gong (Corresponding Author) - CSIRO Energy Centre (Australia)
Linda Stalker - CSIRO Energy Centre (Australia)
Richard Schinteie - CSIRO Energy Centre (Australia)
Emma Crooke - CSIRO Energy Centre (Australia)
David J. Midgley - University of the Sunshine Coast
Publication details
Environmental Research Communications, Vol.8(2), pp.1-8
Publisher
Institute of Physics Publishing Ltd.
Date published
2026
DOI
10.1088/2515-7620/ae4322
ISSN
2515-7620
Copyright note
Original content from this work may be used under the terms of the Creative Commons Attribution 4.0 licence. Any further distribution of this work must maintain attribution to the author(s) and the title of the work, journal citation and DOI.
Data Availability
No new data were created or analysed in this study.
Grant note
Information that underpins this manuscript was derived from a GISERA-funded project (https://gisera.csiro.au).
Organisation Unit
Centre for Bioinnovation
Language
English
Record Identifier
991214551402621
Output Type
Journal article
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