{
  "accessed": "2026-09-10",
  "datasets": [
    {
      "id": "elevation",
      "title": "ETOPO1, NOAA NGDC (Amante & Eakins 2009)",
      "url": "https://coastwatch.pfeg.noaa.gov/erddap/griddap/etopo180.json?altitude[(-90):10:(90)][(-180):10:(180)]",
      "doi": "10.7289/V5C8276M",
      "processing": "Every tenth sample of 1 arc-minute ice-surface grid; signed little-endian int16 metres, south-to-north rows; no invented elevations.",
      "files": [
        "elevation.bin",
        "grid.json"
      ]
    },
    {
      "id": "sea-level",
      "title": "Spratt & Lisiecki 2016",
      "url": "https://www.ncei.noaa.gov/pub/data/paleo/paleocean/by_contributor/spratt2016/spratt2016-noaa.txt",
      "doi": "10.25921/rd66-5820",
      "processing": "0\u201330 ka SeaLev_shortPC1; subtract 8.49 m present estimate from all values; interpolate linearly.",
      "files": [
        "sea.json",
        "sea-provenance.json"
      ]
    },
    {
      "id": "ice",
      "title": "Gowan et al. 2021, PaleoMIST 1.0",
      "url": "https://github.com/evangowan/icesheet",
      "doi": "10.1038/s41467-021-21469-w",
      "files": [
        "ice.json",
        "ice-provenance.json"
      ]
    },
    {
      "id": "ice-thickness",
      "title": "Gowan (2019), PaleoMIST 1.0 grounded ice thickness",
      "url": "https://doi.org/10.1594/PANGAEA.905800",
      "license": "CC-BY-4.0",
      "accessed": "2026-09-11",
      "processing": "Nearest 1-degree node and 2500-year snapshot; full provenance in thickness/grid.json.",
      "files": [
        "thickness/grid.json",
        "thickness/0.bin",
        "thickness/2500.bin",
        "thickness/5000.bin",
        "thickness/7500.bin",
        "thickness/10000.bin",
        "thickness/12500.bin",
        "thickness/15000.bin",
        "thickness/17500.bin",
        "thickness/20000.bin",
        "thickness/22500.bin",
        "thickness/25000.bin",
        "thickness/27500.bin",
        "thickness/30000.bin"
      ]
    }
  ]
}