Radiation is not as scary as you've been led to believe. The main long-term dangers from a really bad nuclear accident are Cs 137 and Sr 90. Both of these hav

Radiation is not as scary as you've been led to believe. The main long-term dangers from a really bad nuclear accident are Cs 137 and Sr 90. Both of these have half lives of about 30 years. We past the first half life of the Chernobyl fallout.