Original sentence: This transfers the running and immediate concerns to the operator, while reducing (although not eliminating) government participation and long-term involvement/liability (nuclear waste, as involving government policy, will likely remain a liability, even if only a limited one)
Edited sentence: This transfers the running and immediate concerns to the operator, while reducing (although not eliminating) government participation and long-term involvement/liability (it should be stressed that nuclear waste, as involving government policy, will likely remain a liability, even if only a limited one)