{
  "_schema": "Remediation & Reclamation entries. status: operating | pipeline | realistic. Every operating or pipeline entry carries a scale figure with source and date. 'realistic' entries are technician assessments, labeled as such, and carry no invented numbers.",
  "entries": [
    {
      "id": "biochar_global", "category": "Biochar / carbon removal", "status": "operating",
      "label": "Global biochar production 2025",
      "scale": 520810, "unit": "t/yr", "prior": { "year": 2023, "value": 180150 },
      "as_of": "2025", "source": "IBI Global Biochar Market Report 2025 (exec. summary)", "url": "https://biochar-international.org/wp-content/uploads/2026/06/2025-Market-Report-Executive-Summary.pdf", "tier": "ANNUAL",
      "note": "CO2 offset depends on stable carbon fraction, which depends on process temperature; tonnage is not a CO2 number."
    },
    {
      "id": "biochar_europe", "category": "Biochar / carbon removal", "status": "operating",
      "label": "European biochar plants and capacity, end-2025",
      "scale": 361, "unit": "kt/yr capacity", "plants": 205,
      "as_of": "2025-12", "source": "Biochar Europe Market Report 2025/26", "url": "https://www.biochareurope.eu/resource/market-report-2025-2026", "tier": "ANNUAL"
    },
    {
      "id": "puro_issuances", "category": "Biochar / carbon removal", "status": "operating",
      "label": "Puro.earth registry issuances (all methodologies)",
      "scale": 595, "unit": "issuances",
      "as_of": "2026-10-14", "source": "Puro.earth public registry", "url": "https://registry.puro.earth/issuances", "tier": "PERIODIC (manual)"
    },
    {
      "id": "chem_recycling_eu", "category": "Plastic pyrolysis / chemical recycling", "status": "operating",
      "label": "Europe chemical recycling capacity, operational",
      "scale": 289, "unit": "kt/yr", "plants": 18,
      "as_of": "2025-10", "source": "Fraunhofer UMSICHT chemical recycling map", "url": "https://s.fhg.de/crmap", "tier": "PERIODIC"
    },
    {
      "id": "chem_recycling_eu_pipeline", "category": "Plastic pyrolysis / chemical recycling", "status": "pipeline",
      "label": "Europe chemical recycling capacity, announced/planned",
      "scale": 2799, "unit": "kt/yr", "projects": 65,
      "as_of": "2025-10", "source": "Fraunhofer UMSICHT", "url": "https://s.fhg.de/crmap", "tier": "PERIODIC",
      "note": "Against 460 Mt/yr global plastics production (2019), the full European pipeline is 0.6%."
    },
    {
      "id": "plasma_pyrolysis", "category": "Plastic pyrolysis / chemical recycling", "status": "pipeline",
      "label": "Plasma pyrolysis of mixed plastics to syngas / graphene / hydrogen",
      "scale": null, "unit": null,
      "as_of": "2026", "source": "Company disclosures (curated list, to be filled with links)", "url": null, "tier": "CURATED",
      "note": "No structured global tracker exists. Entries added with a dated source per plant."
    },
    {
      "id": "syngas_first", "category": "Plastic pyrolysis / chemical recycling", "status": "realistic",
      "label": "High-temperature syngas-first pyrolysis for mixed, contaminated plastic",
      "assessment": "Technician assessment: low-temperature pyrolysis producing fuel oils has repeatedly stalled on feedstock contamination and product quality. Cracking fully to syngas tolerates mixed feed, and the char/ash stream is simpler to manage. The economics turn on gas cleanup and on what the syngas feeds. [Author's view; not a measured figure.]",
      "tier": "ASSESSMENT"
    },
    {
      "id": "struvite", "category": "Phosphorus recovery", "status": "operating",
      "label": "Phosphorus recovered from municipal wastewater (global share of consumption)",
      "scale": "<5", "unit": "%",
      "as_of": "2024", "source": "IEA / literature estimates (see METHODOLOGY.md §11)", "url": null, "tier": "ANNUAL (estimate)",
      "note": "Struvite precipitation is commercial. The gap is deployment, not technology."
    },
    {
      "id": "biogas", "category": "Anaerobic digestion / biogas", "status": "operating",
      "label": "Biogas and biomethane production",
      "scale": null, "unit": "Mtoe/yr",
      "as_of": null, "source": "IEA Outlook for Biogas and Biomethane (to verify current figure)", "url": "https://www.iea.org/reports/outlook-for-biogas-and-biomethane", "tier": "ANNUAL",
      "note": "Figure to be filled from the IEA report on next refresh; left null rather than guessed."
    },
    {
      "id": "algae", "category": "Algae CO2 capture / fuels", "status": "pipeline",
      "label": "Algae-based CO2 capture and fuel production",
      "scale": null, "unit": null,
      "as_of": "2026", "source": "Curated: pilot projects with company-reported figures", "url": null, "tier": "CURATED",
      "note": "No commercial-scale deployment with audited numbers. Listed as pipeline with each pilot's own source."
    },
    {
      "id": "landfill_mining", "category": "Landfill mining", "status": "pipeline",
      "label": "Enhanced landfill mining (material and energy recovery from legacy landfills)",
      "scale": null, "unit": null,
      "as_of": "2026", "source": "Curated: documented European projects (e.g., Remo, Belgium) and feasibility studies", "url": null, "tier": "CURATED",
      "note": "Few executed projects; mostly studies. Realistic near-term scale is small."
    },
    {
      "id": "battery_recycling", "category": "Battery metals recycling", "status": "pipeline",
      "label": "End-of-life EV/storage batteries become dominant recycling feedstock",
      "scale": "2035+", "unit": "timing",
      "as_of": "2024", "source": "IEA Recycling of Critical Minerals", "url": "https://www.iea.org/reports/recycling-of-critical-minerals", "tier": "STATIC",
      "note": "Capacity must be built a decade ahead of feedstock."
    }
  ]
}