{
  "format_version": "1.21.110",
  "minecraft:biome": {
    "description": {
      "identifier": "minecraft:crimson_forest"
    },
    "components": {
      "minecraft:climate": {
        "downfall": 0.0,
        "snow_accumulation": [ 0.0, 0.125 ],
        "temperature": 2.0
      },
      "minecraft:multinoise_generation_rules": {
        "target_temperature": 0.4,
        "target_humidity": 0.0,
        "target_altitude": 0.0,
        "target_weirdness": 0.0,
        "weight": 0.0
      },
      "minecraft:surface_builder": {
        "builder": {
          "type": "minecraft:overworld",
          "sea_floor_depth": 1,
          "sea_floor_material": "minecraft:crimson_nylium",
          "foundation_material": "minecraft:netherrack",
          "mid_material": "minecraft:netherrack",
          "top_material": "minecraft:crimson_nylium",
          "sea_material": "minecraft:lava"
        }
      },
      "minecraft:surface_material_adjustments": {
        "adjustments": [
          {
            "materials": {
              "top_material": "minecraft:netherrack",
              "sea_floor_material": "minecraft:netherrack"
            },
            "noise_frequency_scale": 0.1,
            "noise_range": [ 0.4, 1.0 ]
          },
          {
            "materials": {
              "top_material": "minecraft:nether_wart_block",
              "sea_floor_material": "minecraft:nether_wart_block"
            },
            "noise_range": [ -0.75, -0.5 ]
          }
        ]
      },

      "minecraft:tags": {
        "tags": [
          "nether",
          "netherwart_forest",
          "crimson_forest",
          "spawn_few_zombified_piglins",
          "spawn_piglin",
          "spawns_warm_variant_farm_animals"
        ]
      }
    }
  }
}