Radiation rss

Update to US emergency guidelines

Regulation and Safety

16 April 2013

The US Environmental Protection Agency has drafted new guidelines to protect workers and the public in a radiological emergency. Open for public comment, the latest draft is an update to EPA guidelines issued in 1992.

Life-saving case for nuclear

Energy and Environment

03 April 2013

North American pollution cloud (NASA) 72x48A landmark study has put the figure of 1.84 million on the number of lives saved by the worldwide use of nuclear power instead of fossil fuels. The report co-authored by former NASA scientist James Hansen presents a dramatic new case for nuclear energy.

Radiation declines at Fukushima

Regulation and Safety

06 March 2013

Fukushima radiation survey map thumb 80x48The latest aerial survey of the Fukushima region reveals a pattern of contamination significantly reduced in the space of a year by natural processes of radioactive decay and dispersal.

Fukushima internal exposures low, study finds

Regulation and Safety

11 April 2013

Some 99% of residents of Fukushima prefecture and neighbouring Ibaraki have barely detectable levels of internal exposure to caesium-137, a group of Japanese researchers has found. Of the remaining 1%, all showed levels well below the government-set limit.

Controlling doses at Fukushima plant

Regulation and Safety

11 March 2013

Fukushima Daiichi 4 area and central storage facility 28-29 March 2011 (Tepco) 72x48Radiation levels across the Fukushima Daiichi power plant site have dropped significantly as clean-up efforts continue. Most workers receive less than 1 milliSievert of radiation per month - well within normal limits.

WHO: Low radiation risk from Fukushima

Regulation and Safety

28 February 2013

Radioactivity released by the Fukushima accident posed a low risk to Japan's population, said the World Health Organisation. It expects no observable health effect in the wider population, but raised estimations of cancer risk for two towns.