Around 300,000 more homes are likely to have been pushed into "fuel poverty" by Christmas, a campaign group has warned.
The Fuel Poverty Advisory Group says six million people are now struggling to pay their energy bills.
It comes as the industry regulator Ofgem announced a multi-billion pound network upgrade, adding yet more to the bill of every consumer.
Stephen Douglas reports:
More top news
A second police officer has died after he and a colleague were shot as they scuffled with a suspect in Florida.
Thousands of demonstrators have marched through Boston in opposition to a right-wing rally in the city which was eventually cut short.
Some 1,000 counter-protesters blocked 500 neo-Nazi demonstrators as they tried to march to the site of the death of Hitler ally Rudolf Hess.