Europe imports half its energy, predominantly fossil fuels - and Russia is the EU's top supplier for both oil and gas, with European countries paying more than £200 per person to Russian oil and gas giants last year, Oxfam said.
The over-reliance on fossil fuels worsens climate change which in turn threatens agricultural production and pushes up food prices, the charity warned. The world's poorest people are already suffering greater hunger as a result of climate change, it said
More top news
Skies will be cloudier in the southwest with mist and fog over hills and along some coasts.
Here's everything we know so far about the Manchester Arena explosion.
The hashtag #RoomForManchester was being widely shared.