{
  "source": "NOAA World Ocean Atlas 2023 (WOA23), NCEI — annual all-years climatology, 5° grid, dissolved oxygen (o_mn)",
  "source_url": "https://www.ncei.noaa.gov/data/oceans/woa/WOA23/DATA/oxygen/netcdf/all/5.00/woa23_all_o00_5d.nc",
  "license": "U.S.-Government public domain; cite Garcia et al. (2024), WOA23 Volume 'Dissolved Oxygen'.",
  "variable": "dissolved_oxygen (cos-lat area-weighted global-ocean mean per depth)",
  "unit": "µmol/kg",
  "climatology_period": "1965-2022",
  "omz_min_umol_kg": 137.6,
  "omz_depth_m": 950.0,
  "surface_umol_kg": 244.9,
  "at_1000m_umol_kg": 137.9,
  "ar6_context": {
    "chapter": "IPCC AR6 WG1 Ch5",
    "decline_upper_1000m_pct": "−0,5 bis −3,3 % (1970–2010)",
    "omz_expansion_pct": "+3 bis +8 %",
    "note": "WOA23 ist eine Klimatologie (Momentaufnahme), keine Zeitreihe — der zeitliche Rückgang lässt sich daraus nicht als Kurve ableiten und wird als mit AR6 belegte Textaussage geführt."
  },
  "depths_m": [
    0.0,
    5.0,
    10.0,
    15.0,
    20.0,
    25.0,
    30.0,
    35.0,
    40.0,
    45.0,
    50.0,
    55.0,
    60.0,
    65.0,
    70.0,
    75.0,
    80.0,
    85.0,
    90.0,
    95.0,
    100.0,
    125.0,
    150.0,
    175.0,
    200.0,
    225.0,
    250.0,
    275.0,
    300.0,
    325.0,
    350.0,
    375.0,
    400.0,
    425.0,
    450.0,
    475.0,
    500.0,
    550.0,
    600.0,
    650.0,
    700.0,
    750.0,
    800.0,
    850.0,
    900.0,
    950.0,
    1000.0,
    1050.0,
    1100.0,
    1150.0,
    1200.0,
    1250.0,
    1300.0,
    1350.0,
    1400.0,
    1450.0,
    1500.0,
    1550.0,
    1600.0,
    1650.0,
    1700.0,
    1750.0,
    1800.0,
    1850.0,
    1900.0,
    1950.0,
    2000.0,
    2100.0,
    2200.0,
    2300.0,
    2400.0,
    2500.0,
    2600.0,
    2700.0,
    2800.0,
    2900.0,
    3000.0,
    3100.0,
    3200.0,
    3300.0,
    3400.0,
    3500.0,
    3600.0,
    3700.0,
    3800.0,
    3900.0,
    4000.0,
    4100.0,
    4200.0,
    4300.0,
    4400.0,
    4500.0,
    4600.0,
    4700.0,
    4800.0,
    4900.0,
    5000.0,
    5100.0,
    5200.0,
    5300.0,
    5400.0,
    5500.0
  ],
  "values_umol_kg": [
    244.9,
    244.8,
    244.7,
    244.4,
    243.9,
    243.2,
    242.5,
    241.6,
    240.4,
    239.2,
    237.8,
    236.2,
    234.3,
    232.2,
    230.1,
    227.8,
    225.5,
    222.9,
    220.5,
    218.0,
    215.5,
    204.0,
    194.3,
    186.8,
    180.8,
    175.8,
    172.4,
    168.8,
    165.7,
    163.2,
    160.8,
    158.7,
    157.1,
    155.5,
    154.4,
    153.4,
    152.3,
    150.0,
    147.6,
    145.1,
    143.0,
    140.8,
    139.7,
    138.0,
    138.0,
    137.6,
    137.9,
    138.0,
    138.5,
    139.0,
    139.8,
    140.9,
    141.8,
    143.0,
    144.5,
    146.1,
    147.7,
    149.1,
    151.0,
    152.5,
    154.3,
    155.9,
    157.5,
    159.1,
    160.5,
    161.7,
    162.9,
    165.6,
    167.8,
    169.7,
    171.9,
    173.4,
    175.3,
    176.6,
    178.1,
    179.6,
    181.1,
    182.4,
    183.7,
    184.9,
    186.7,
    188.2,
    189.4,
    190.4,
    191.5,
    192.9,
    193.9,
    194.9,
    195.6,
    196.3,
    197.0,
    197.6,
    198.1,
    197.9,
    198.2,
    198.1,
    197.9,
    197.3,
    195.8,
    194.7,
    193.0,
    190.8
  ]
}