> There is no known way to store anything safely for ~100,000 years Sure there is. You may not like it, but here it is: encase it in a concrete block and put

> There is no known way to store anything safely for ~100,000 years Sure there is. You may not like it, but here it is: encase it in a concrete block and put it on a boat, sail boat to middle of ocean, dump it overboard. Done and dusted. That block of problematic nuclear waste is now going to kill less people over the next 100K years than solar will kill this month.