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Radiation
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== Environmental radioactivity == {{Main|Environmental radioactivity}} [[File:41598 2015 Article BFsrep13945 Fig1 HTML.webp|thumb|upright=1.4|AGM2015: A worldwide vΜ<sub>e</sub> flux map combining geoneutrinos from natural 238U and 232Th decay in the Earth's crust and mantle as well as manmade reactor-vΜ<sub>e</sub> emitted by power reactors worldwide.]] On Earth there are different sources of radiation, natural as well as artificial. Natural radiation can come from the Sun, Earth itself, or from [[cosmic radiation]].
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