@Override
	public void execute(CommandSender sender, String worldName, List<String> args) {
		this.sender = sender;
		
		reply("Environments provided by Bukkit:");
		for (Environment thisEnv : World.Environment.values()) {
			sender.sendMessage(thisEnv.toString());
		}
		
		reply("Environments provided by XcraftGate:");
		for (Generator thisEnv : Generator.values()) {
			if (thisEnv.getId() != 0) sender.sendMessage(thisEnv.toString());
		}
	}