For a very good writeup by the organization Bellona, which is also in the video see https://bellona.org/news/nuclear-issues/radioactive-waste-and-spent-nuclear-

For a very good writeup by the organization Bellona, which is also in the video see https://bellona.org/news/nuclear-issues/radioactive-waste-and-spent-nuclear-fuel/2005-04-radioisotope-thermoelectric-generators-2 https://bellona.org/news/nuclear-issues/radioactive-waste-an...