O le Prof. Aoyama mai le Fukushima University Institute of Environmental Radioactivity na lipotia mai e 800 tera Bq (800,000,000,000,000 Bq) o Cesium-137 o le a oʻo atu i West Coast o North America i le 2016. Le aofaʻi e oʻo atu i isi nuclides pei o Cs-134 ma isi nuclides e le faʻalauiloa aloaia ...
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