--minetest.clear_registered_ores()
minetest.clear_registered_biomes()
minetest.clear_registered_decorations()
minetest.override_item("default:mossycobble", {tiles = {"default_ice.png"}})

	minetest.register_biome({
		name = "ice_crust",
		node_dust = "default:gravel",
		node_top = "default:ice",
		depth_top = 1,
		node_filler = "default:ice",
		depth_filler = 3,
		node_stone = "default:ice",
		node_water_top = "air",
		depth_water_top =1 ,
		node_water = "air",
		node_river_water = "air",
		y_min = -1033,
		y_max = 200,
		heat_point = 0,
		humidity_point = 10,
	})

	minetest.register_biome({
		name = "europa_ocean",
		--node_dust = "default:gravel",
		node_top = "default:water_source",
		depth_top = 1,
		node_filler = "default:water_source",
		depth_filler = 3,
		node_stone = "default:water_source",
		node_water_top = "default:water_source",
		depth_water_top =1 ,
		node_water = "default:water_source",
		node_river_water = "default:water_source",
		y_min = -3616,
		y_max = -1034,
		heat_point = 0,
		humidity_point = 0,
	})

	minetest.register_biome({
		name = "rocky_mantle",
		--node_dust = "default:gravel",
		node_top = "default:stone",
		depth_top = 1,
		node_filler = "default:stone",
		depth_filler = 3,
		node_stone = "default:stone",
		node_water_top = "air",
		depth_water_top =1 ,
		node_water = "air",
		node_river_water = "air",
		y_min = -22216,
		y_max = -3616,
		heat_point = 50,
		humidity_point = 0,
	})

	minetest.register_biome({
		name = "iron_core",
		--node_dust = "default:gravel",
		node_top = "default:steelblock",
		depth_top = 1,
		node_filler = "default:steelblock",
		depth_filler = 3,
		node_stone = "default:steelblock",
		node_water_top = "air",
		depth_water_top =1 ,
		node_water = "air",
		node_river_water = "air",
		y_min = -31000,
		y_max = -22217,
		heat_point = 100,
		humidity_point = 0,
	})