local modname = minetest.get_current_modname()

minetest.clear_registered_biomes()
minetest.register_biome({
	name = "unknown",
	node_top = modname .. ":grass",
	depth_top = 1,
	node_filler = modname .. ":dirt",
	depth_filler = 2,
	node_stone = modname .. ":stone",
	heat_point = 0,
	humidity_point = 0,
	y_min = -31000,
	y_max = 31000,
})