Remediation and filtration / Östersund
Geobarrier at a
former gasworks.
A geobarrier using Nordiczero Remichar captures and stabilises contaminants and gases at a historically contaminated site.
- 01Challenge
Historical soil contamination and the risk of gas intrusion.
- 02Solution
A continuous layer of Remichar captures and stabilises contaminants.
- 03Scale
Approximately 65 tonnes of biochar were used in the project.
Results reported in the project documentation
More than 90 per cent reduction in PAH leaching, alongside reduced excavation, transport and landfill requirements, according to the project documentation.
Technical performance and carbon storage
The project documentation reports approximately 150 tonnes of long-term carbon dioxide storage, in addition to the biochar's technical function.
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