Guardian: Rising energy and fuel prices are affecting everyone (Report, August 4). We believe the moment is right for a one-off windfall tax to guarantee social and environmental justice. The average annual spend on energy per household has breached £1,200. Since 2000 gas prices have risen by 100%, and electricity by 61%, with further increases to come, including British Gas raising gas bills by a record 35%; the main energy providers have seen profits rise from £557m in 2003 to …