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
UK consumers are willing to pay for more environmentally friendly packaging, but many remain confused as to which items can be recycled.
It looks like another very warm day, with a maximum temperature close to 27 Celsius (81F).
The Prince of Wales is expected to be named a future head of the 53-nation body after receiving a public endorsement from the Queen.