#$%^&*AU2020202329A120201022.pdf#####Enhanced Biomass-based C02 Sequestration Abstract This invention, the "present invention", relates to a method which utilises a number of key technologies and processes to enhance biomass-based capture and long term, secure storage of Carbon Dioxide (C02) termed "C02 sequestration", for any commercial, remedial environmental, or any other use, whereby the capital costs, operating costs and all-in costs per tonne of sequestered C02 is "cost effective", that is competitive on a like-for-like basis with, existing comparable C02 sequestration technology.Layout of Biomass Sequestration Trenches End View Sheepsfoot vibrating Trench under excavation compactor Cat 637 size scraper 7Compa cted soil sealant Fully excavated trench Sealed, anoxic, Compacted soil biomass- Chunked and compacted sequestered biomass protection horizon biomass layer Figure 15. An overview of the biomass sequestration trenches in end view.