Guardian: Airline passenger duty (APD) on flights to destinations such as Thailand, South Africa and the Seychelles will increase by 25% from next year and by will rise by half from that in 2010. Alistair Darling said the move would benefit the environment, but his decision to have a more draconian flight tax and to give only a small boost to a low-carbon economy angered the green movement. The APD is presently levied at £10 on an economy-class flight to European destinations and £40 for …