Carbon mineral storage in seawater: Ikaite (CaCO3·6H2O) columns in Greenland

Gabrielle J. Stockmann*, Eemu Ranta, Erik Trampe, Erik Sturkell, Paul Seaman

*Corresponding author af dette arbejde
6 Citationer (Scopus)
52 Downloads (Pure)

Abstract

The marine Ikka Fjord in Greenland is well known for its remarkable submarine columns made of the cold-carbonate ikaite (CaCO3·6H2O). Here, natural processes lead to fast-precipitating ikaite at low temperatures (< 10°C) when carbonate-bearing groundwater seeps through fractures in Ikka Fjord and mixes with seawater. Within an area of 0.75 km2, 678 columns of 1 - 20 meters height have been registered, continuously growing at rates measured at 50 cm per year. Understanding this natural system is of importance for carbon capture and storage efforts as it represents a very efficient method for carbon mineral storage in cold seawater.

OriginalsprogEngelsk
TidsskriftEnergy Procedia
Vol/bind146
Sider (fra-til)59-67
Antal sider9
ISSN1876-6102
DOI
StatusUdgivet - 2018
Begivenhed2018 International Carbon Conference, ICC 2018 - Reykjavik, Island
Varighed: 10 sep. 201814 sep. 2018

Konference

Konference2018 International Carbon Conference, ICC 2018
Land/OmrådeIsland
ByReykjavik
Periode10/09/201814/09/2018

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