https://www.nytimes.com/2017/03/11/w...ster.html?_r=0[/quote]
https://www.theguardian.com/environm...-2011-meltdown
Strontium-90 and cesium-137 have half-lives of about 30 years (half the radioactivity will decay in 30 years). Plutonium-239 has a half-life of 24,000 years.
Where you going to put it?