Natural radiation background

{
  "id": "MLC-T-CHM-007789",
  "term": "Natural radiation background",
  "field": "Chemistry",
  "definition": "The persistent level of ionizing radiation present in the environment from natural sources, without the contribution of human activities. It originates from two main categories: cosmic radiation from space and terrestrial radiation from radioactive elements in the Earth's crust, such as uranium and thorium. The global average background dose for a person is about 2.4 millisieverts (mSv) per year.",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "soil"
  ],
  "references": [
    "PAC, 2009, 81, 829. 'Glossary of terms used in ecotoxicology (IUPAC Recommendations 2009)' on page 919 (https://doi.org/10.1351/PAC-REC-08-07-09)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/natural-radiation-background/"
}