Bury The Wood
Trees are around 55% carbon and when they rot, CO2 is released. However, if buried in oxygen poor soils and covered with a clay cap, CO2 can be permanently removed for thousands of years.
Articles on potential of wood burial to reduce CO2:
https://cbmjournal.biomedcentral.com/articles/10.1186/1750-0680-3-1
https://trellis.net/article/deceptively-simple-technology-carbon-removal/
https://carboncredits.com/wood-vault-a-carbon-storage-system-to-lock-co2-away/
Estimates are 10 to 15 billion tons of sequestered CO2 per year.
2/11/25
Biochar - Overlooking a low-hanging fruit in climate mitigation: Biochar has been underestimated as a CO2 fix, marginal soil enhancer, and farm fertilizer.
https://phys.org/news/2025-01-overlooking-fruit-climate-mitigation-biochar.html
But MIT says there are a few hurdles which we’ll need to overcome.