Europe is "under increasing threat" from global energy prices as their fossil fuel stock dry up, experts have warned.
Dr Aled Jones, director of the institute, said:
These maps show vulnerability in many parts of the EU and they paint a picture of heavily-indebted European economies coming under increasing threat from rising global energy prices.
It is vital that those shaping Europe's future political agenda understand our existing economic fragility.
The EU is becoming ever more reliant on our resource-rich neighbours such as Russia and Norway, and this trend will only continue unless decisive action is taken.
More top news
Students at a university in Singapore were warned to be alert after a king cobra and a python were photographed mid-fight on the campus.
The picture, which ITV News has chosen not to publish, shows the young boy, lying motionless on Bodrum beach in Turkey.
A teenager posing for selfies with a gun has died after the weapon reportedly went off.