Authors

Podcast

Categories

Carbonomics

Older Archives

Thomas B. Cochran

National Ressources Defense Council

Nuclear reactors in highly populated areas and high seismic hazards zones

November 25th, 2011

Immediately following the earthquake and tsunami residents within 20 kilometers (km) (12. 4 miles) of Fukushima Dai-ichi were evacuated and those between 20 and 30 km (12.4 to 18.6 miles) were advised to remain in their homes as shelter or voluntarily evacuate. Subsequently, the Japanese government considered extending the evacuation zone to 30 km but ended up establishing a 20 milli-Sievert per year (mSv/y) or 2 rem/y dose limit for establishing which areas would be evacuated.
Continue reading »

Reassessing the frequency of partial core melt accidents

April 27th, 2011

There have been enough partial core-melt accidents that we can ask whether the operational nuclear power plants throughout the world are safe enough as a group.
Continue reading »