The price of petrol at the pumps is back at near-record levels, acording to the AA who publish the monthly figures.
The government is being urged to cut the amount of fuel duty. Independent retailers say they are being crippled by small profit margins.
The Shell Eco-Marathon challenges teams to build a car that can go long distances on very little fuel.
Panic buying has meant that this petrol station in Thame in Oxfordshire has run out of fuel.
There's heavy traffic on the B3080 Lode Hill in Sailisbury.
Further delays on the A2030 Goldsmith Avenue, westbound, and the A2047 Kingston Road, northbound, in Portsmouth.
And queueing traffic on the A353 King Street and A354 Dorchester Road in Weymouth, all caused by queues at petrol stations.
There's no diesel fuel now available at Fleet Services, northbound on the M3. Petrol is still available, reports say.
Motorists still panic-buying fuel despite no strike being called. Queues to be expected in vicinity of garages. Pls don't queue dangerously.
The panic buying of petrol was continuing this morning as motorists queued for fuel.
This is the scene in Park Gate in Hampshire a short time ago.
Nearby stations have run out of fuel, meaning that this garage had people queuing in a desperate bid to fill up.
Traffic is already queueing for petrol in Portsmouth - back to Sainsbury's from the petrol station on the A3 Commercial Road, northbound to All Saints' Street.
And in Cosham, there are similar reports of queueing traffic on the A397 Northern Road, northbound, from the petrol station to the roundabout
Our political correspondent Phil Hornby analyses the race to stock up on fuel. In this report we hear from residents in Sussex, Chief Inspector Nick Maton from Dorset Police, filling station owner Louise King and shadow chancellor Ed Balls MP.
The shadow chancellor, Ed Balls says David Cameron has been 'totally irresponsible,' fuelling chaos on our forecourts.