Here is a Cultural Literacy worksheet on radioactive waste if you have any use for it. It seems to me if we are going to generate garbage like this and not find a way to store it safely, then we have an obligation to make sure our students understand what it is and how it might affect their future.
If you find typos in this document, I would appreciate a notification. And, as always, if you find this material useful in your practice, I would be grateful to hear what you think of it. I seek your peer review.