Mayor of Donetsk Oleksandr Lukyanchenko has urged local residents to stay at home during fighting in the biggest assault in Ukraine so far.
So far more than 50 rebels and two civilians have died during clashes but the Ukraine government said it has suffered no losses.
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"Jessica passed away from serious injuries sustained in a motor vehicle accident on 26 December, 2017," a spokeswoman said:
Which? made just one energy company a "recommended provider" this year - the small supplier Octopus Energy.
The Committee warned the Government's "clean growth strategy" did not go far enough to meet targets to cut greenhouse gases.