{
  "Forestry": [
    "Afforestation",
    "Agroforestry",
    "Forest management",
    "Reforestation"
  ],
  "Bio-char": [
    "Bio-char - Forest biomass",
    "Bio-char - Non-forest biomass",
    "Bio-char - Other biomass"
  ],
  "Bio-CCS": [
    "BioCCS with anaerobic digestion/fermentation",
    "BioCCS with anaerobic digestion/fermentation & growing biomass",
    "BioCCS with combustion",
    "BioCCS with combustion & growing biomass"
  ],
  "Blue carbon": [
    "Coastal revegetation (mangrove, seaweeds, etc.)"
  ],
  "Soil carbon sequestration (crop, grasslands)": [
    "Cropland management",
    "Pasture management"
  ],
  "Durable biobased products": [
    "Durable biobased products"
  ],
  "Direct air carbon capture and storage (DACCS)": [
    "Electrochemical DACCS",
    "High-temp DACCS (solid-sorbent/liquid-solvent)",
    "Low-temp DACCS (solid-sorbent/liquid-solvent)",
    "Mineral looping DACCS",
    "Moisture swing DACCS"
  ],
  "Ocean alkalinity enhancement": [
    "Electrochemical OAE",
    "Mineral OAE / Ocean liming"
  ],
  "Enhanced weathering": [
    "Enhanced weathering - Basalt mineral",
    "Enhanced weathering - Olivine mineral",
    "Enhanced weathering - Wollastonite mineral",
    "Enhanced weathering - Other mineral"
  ],
  "Mineralization": [
    "Mineralization ex-situ"
  ],
  "Direct ocean carbon capture and storage (DOCCS)": [
    "pH swing"
  ]
}