Nuclear waste doesn't need to be sequestered for anything like 200,000 years. After a few hundred years it's no more radioactive than the rocks from which it c

Nuclear waste doesn't need to be sequestered for anything like 200,000 years. After a few hundred years it's no more radioactive than the rocks from which it came. You seem to have the common misconception that "long half-life" = "more radioactive", when in fact "long half-life" = "less radioactive", by definition.