Why does the last part of sentence be led by "given ..."?

Anyone can help to know why the last part of sentence below could be led by "given ...":

Japan's government wants nuclear power to comprise 20% to 22% of the overall energy mix by 2030, drawing criticism from campaigners who say nuclear plants will always pose a danger given the country's vulnerability to large earthquakes and tsunamis.

Thanks

Solution 1:

It is an idiomatic usage of “given” as a (preposition):

If you say given something, you mean taking that thing into account.

• Given the uncertainty over Leigh's future I was left with little other choice.

(Collins Dictionary)