Not feasible for obvious reasons, put a periodic percentage across Europe would add up. Unfortunately Brussels does not agree. In that deadlines are worth more than lives. It was one of the downsides of losing customs related checks, local int and knowlege.
what people forget is we have have a responsiblity for well being of people in our control. The downside of allowing NGO's to manipulate the rules is a failure of forcing the UN to step up to the mark.