The Forestry Agency believes cedar pollen next spring contaminated by cesium fallout from the Fukushima No. 1 nuclear plant will be well below the legal safety limit.
The exposure from inhaling cesium-contaminated cedar pollen circulating from Fukushima Prefecture will have a maximum radiation reading of 0.000132 microsievert per hour, the agency said, based on a recent calculation of fallout affecting cedar needles and leaves.
Yoshihisa Matsumoto, an associate professor at the Tokyo Institute of Technology and a radiation expert, said he is unaware of any research regarding the transfer of radioactive materials on cedar leaves to pollen.
Continue reading at Cesium in pollen not viewed as health risk
As the expert says, it’s all uncharted territory.