Equally, there is a school of thought that these challenges can not be solved only by Member States acting individually, but should also be tackled as a matter of urgency at European level.
Pastāv arī viedoklis, ka dalībvalstis nevar atrisināt šo problēmu, darbojoties atsevišķi, un ka šis jautājums nekavējoties jārisina Eiropas līmenī.