No, it's a plain statement, not a "tactic". Power plant waste is different from weapons waste, and disposing of power plant waste has never been a real problem. She's talking about power plant waste because one major barrier to replacing climate changing coal fired power plants is the usual indoctrination people face regarding nuclear waste, with no distinction drawn between power plants and nuclear weapons waste.
Talking about weapons reactors or the military not disposing of chemicals properly is entirely irrelevant to the article and the discussion at hand.