Geologic era

{
  "id": "MLC-T-MET-005914",
  "term": "Geologic era",
  "field": "Meteorology and atmospheric science",
  "definition": "A major division of geologic time, encompassing multiple periods and characterized by profound global changes in Earth's geology, climate, and life forms. Eras are typically hundreds of millions of years long and are separated by major extinction events. Examples include the Paleozoic, Mesozoic, and Cenozoic eras, each with distinct atmospheric compositions and climatic regimes.",
  "url": "https://mlchart.com/terminology/meteorology/geologic-era/"
}