title: An estimate of volcanic contributions to the atmosphere and volcanic gases and sublimates as the source of the radioisotopes  10 Be,  35 S,  32 P and  22 Na.
mesh_terms: D000398:Air Pollution, Radioactive; D000531:Altitude; D001608:Beryllium / Q000032:analysis; D001895:Boron; D002118:Calcium; D002713:Chlorine; D005461:Fluorine; D010759:Phosphorus Isotopes / Q000032:analysis; D011188:Potassium; D011868:Radioisotopes / Q000032:analysis*; D012964:Sodium / Q000032:analysis; D013431:Sulfates / Q000032:analysis*; D013455:Sulfur; D013460:Sulfur Isotopes / Q000032:analysis; D014887:Weather
chemical_list: D010759:Phosphorus Isotopes; D011868:Radioisotopes; D013431:Sulfates; D013460:Sulfur Isotopes; D005461:Fluorine; D002713:Chlorine; D013455:Sulfur; D012964:Sodium; D001895:Boron; D001608:Beryllium; D011188:Potassium; D002118:Calcium