Sunflowers next to useless for nuclear decontamination via asahi.com

Farm ministry research has dashed hopes that sunflower seeds planted in areas around the Fukushima No. 1 nuclear power plant would help clean up radioactive contamination.

The seeds were sown within the evacuation areas in the belief they would soak up radioactive materials, but the Ministry of Agriculture, Forestry and Fisheries reported Sept. 14 that sunflowers only absorbed about 0.05 percent of the radioactive cesium in contaminated ground.

The laborious process of scraping off surface soil was far more effective.

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◇ 日本語ではヒマワリは除染効果なし 農水省が実験結果公表

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