Energy bills could rise by more than 60% within the next few years, the UK's biggest domestic energy supplier warns.
Energy bills could rise by more than 60% within the next few years, the UK's biggest domestic energy supplier warns.
A report for Centrica, the parent company of British Gas, said annual gas bills could rise from £600 to more than £1,000 early in the next decade.
A report for Centrica, the parent company of British Gas, said annual gas bills could rise from £600 to more than £1,000 early in the next decade.
It says continuing high oil prices could lead to rises in the cost of both gas and electricity. Centrica managing director Jake Ulrich warned that gas prices were likely to continue rising "for some time".
It says continuing high oil prices could lead to rises in the cost of both gas and electricity. Centrica managing director Jake Ulrich warned that gas prices were likely to continue rising "for some time".
He told Channel 4 News: "I think it is going to hit people hard.
He told Channel 4 News: "I think it is going to hit people hard.
"I do think we will see people change their behaviour, I think people will use less energy and I hate to go back to the Jimmy Carter days in the US but maybe it's two jumpers instead of one.
"I do think we will see people change their behaviour, I think people will use less energy and I hate to go back to the Jimmy Carter days in the US but maybe it's two jumpers instead of one.
"I think people will change the temperature they keep the house, they'll be more cognisant of energy waste, they'll buy better appliances."
"I think people will change the temperature they keep the house, they'll be more cognisant of energy waste, they'll buy better appliances."
'Significant change'
'Significant change'
He added: "We're part of a world economy and I don't think we can rely on UK production or cheap gas, cheap energy of any sort any more.
He added: "We're part of a world economy and I don't think we can rely on UK production or cheap gas, cheap energy of any sort any more.
"I think it's a reality not only in the UK but in Western Europe and North America. Energy is going to become relatively much more expensive in the future."
"I think it's a reality not only in the UK but in Western Europe and North America. Energy is going to become relatively much more expensive in the future."
BBC News business reporter John Moylan says some people will wonder whether, by publishing the research, Centrica is laying the groundwork for even steeper price rises in the years ahead.
BBC News business reporter John Moylan says some people will wonder whether, by publishing the research, Centrica is laying the groundwork for even steeper price rises in the years ahead.
The study - Under the Influence of Oil - was conducted for Centrica by Norwegian-based energy advisers Eclipse.
The study - Under the Influence of Oil - was conducted for Centrica by Norwegian-based energy advisers Eclipse.
Eclipse managing partner John King said: "This report signals the significant change which the UK will go through over the next few years as the price of the UK gas market becomes influenced by factors across the globe."
Eclipse managing partner John King said: "This report signals the significant change which the UK will go through over the next few years as the price of the UK gas market becomes influenced by factors across the globe."
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