{
 "site": "https://the-ledger-of-the-earth.vercel.app",
 "generated_utc": "2026-10-20T15:33:35+00:00",
 "data_generated_utc": "2026-10-20T15:08:07+00:00",
 "citation": "Barnhill, R. (2026). The Ledger of the Earth (Earth Desk). Data as of 2026-10-20. https://the-ledger-of-the-earth.vercel.app",
 "license_note": "Compilation, derived values, and commentary: CC BY 4.0 unless stated. Site code and presentation: proprietary (see LICENSE). Underlying figures remain under their publishers' terms, cited per record.",
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   "description": "Curated commodity meters: reserves, production, resources, demand path, by-country reserves, with source and date per field.",
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   "description": "Per-commodity world production and reserves, by country, parsed from the USGS MCS 2026 data release.",
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   "description": "Flat CSV of the above (world totals only).",
   "license": "CC0 (USGS)",
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   "description": "Raw rows kept from the USGS data release (World and country production/reserves), with the original header.",
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   "cadence": "annual",
   "schema": "header[], rows[][] in header order",
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   "file": "data/systems.json",
   "url": "https://the-ledger-of-the-earth.vercel.app/data/systems.json",
   "description": "The system map: every subsystem the ledger tracks, its feed, cadence, status, and coverage, including gaps.",
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   "cadence": "as edited",
   "schema": "systems[{id,name,subsystems[{id,name,feed,cadence,status,coverage}]}]",
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   "updated": "2026-10-19"
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   "file": "data/static.json",
   "url": "https://the-ledger-of-the-earth.vercel.app/data/static.json",
   "description": "Dated one-off figures (studies, surveys) with provenance.",
   "license": "CC BY 4.0 (compilation); each figure per its study",
   "cadence": "as edited",
   "schema": "{water[],ocean[],air[],datacenter[],plastics[]} items {id,label,value,unit,as_of,source,url,tier,note?}",
   "bytes": 4275,
   "updated": "2026-10-19"
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   "file": "data/remediation.json",
   "url": "https://the-ledger-of-the-earth.vercel.app/data/remediation.json",
   "description": "Remediation & reclamation entries: operating, pipeline, realistic.",
   "license": "CC BY 4.0 (compilation)",
   "cadence": "as edited",
   "schema": "entries[{id,category,status,label,scale,unit,as_of,source,url,tier,note?,assessment?}]",
   "bytes": 5844,
   "updated": "2026-10-19"
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   "file": "data/layers/great_lakes.json",
   "url": "https://the-ledger-of-the-earth.vercel.app/data/layers/great_lakes.json",
   "description": "Point layer: Great Lakes gauges (6 points). Source: NOAA CO-OPS water level API (IGLD85).",
   "license": "Per source (US government data is public domain); compilation CC BY 4.0",
   "cadence": "live",
   "schema": "points[{lat,lon,name,value,unit,data_date,...}], summary{}",
   "bytes": 1710,
   "updated": "2026-10-19"
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  {
   "file": "data/layers/great_lakes.csv",
   "url": "https://the-ledger-of-the-earth.vercel.app/data/layers/great_lakes.csv",
   "description": "Flat CSV of the Great Lakes gauges layer.",
   "license": "as above",
   "cadence": "live",
   "schema": "one row per point",
   "bytes": 718,
   "updated": "2026-10-19"
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  {
   "file": "data/layers/snotel.json",
   "url": "https://the-ledger-of-the-earth.vercel.app/data/layers/snotel.json",
   "description": "Point layer: Snowpack (SNOTEL SWE) (880 points). Source: NRCS AWDB REST API.",
   "license": "Per source (US government data is public domain); compilation CC BY 4.0",
   "cadence": "live",
   "schema": "points[{lat,lon,name,value,unit,data_date,...}], summary{}",
   "bytes": 168326,
   "updated": "2026-10-19"
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   "file": "data/layers/snotel.csv",
   "url": "https://the-ledger-of-the-earth.vercel.app/data/layers/snotel.csv",
   "description": "Flat CSV of the Snowpack (SNOTEL SWE) layer.",
   "license": "as above",
   "cadence": "live",
   "schema": "one row per point",
   "bytes": 73783,
   "updated": "2026-10-19"
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  {
   "file": "data/layers/usbr_reservoirs.json",
   "url": "https://the-ledger-of-the-earth.vercel.app/data/layers/usbr_reservoirs.json",
   "description": "Point layer: Western US reservoirs (USBR) (142 points). Source: USBR RISE via Western Water Datahub EDR.",
   "license": "Per source (US government data is public domain); compilation CC BY 4.0",
   "cadence": "live",
   "schema": "points[{lat,lon,name,value,unit,data_date,...}], summary{}",
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   "updated": "2026-10-19"
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   "url": "https://the-ledger-of-the-earth.vercel.app/data/layers/usbr_reservoirs.csv",
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   "license": "as above",
   "cadence": "live",
   "schema": "one row per point",
   "bytes": 15861,
   "updated": "2026-10-19"
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   "file": "data/layers/usgs_groundwater.json",
   "url": "https://the-ledger-of-the-earth.vercel.app/data/layers/usgs_groundwater.json",
   "description": "Point layer: US groundwater wells (continuous depth to water) (4039 points). Source: USGS Water Data API, latest-continuous, parameter 72019.",
   "license": "Per source (US government data is public domain); compilation CC BY 4.0",
   "cadence": "live",
   "schema": "points[{lat,lon,name,value,unit,data_date,...}], summary{}",
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   "updated": "2026-10-19"
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   "file": "data/layers/usgs_groundwater.csv",
   "url": "https://the-ledger-of-the-earth.vercel.app/data/layers/usgs_groundwater.csv",
   "description": "Flat CSV of the US groundwater wells (continuous depth to water) layer.",
   "license": "as above",
   "cadence": "live",
   "schema": "one row per point",
   "bytes": 378426,
   "updated": "2026-10-19"
  }
 ]
}