The purpose of deep geo facility is to be deep. Bombing something 500m deep underground makes little sense when russia can use dirty bombs directly. Besides -

The purpose of deep geo facility is to be deep. Bombing something 500m deep underground makes little sense when russia can use dirty bombs directly. Besides - humanity already has such facilities for vast of toxic waste, prime example being Herfa Neurode. It's not like we ban all electronics due to arsenic waste from copper mining