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[
  {
    "op": "add",
    "path": "/authorities/p0jqmd7",
    "value": {
      "id": "p0jqmd7",
      "periods": {
        "p0jqmd78gc8": {
          "id": "p0jqmd78gc8",
          "label": "Roman Climate Optimum",
          "language": "http://lexvo.org/id/iso639-1/en",
          "languageTag": "en",
          "localizedLabels": {
            "en": [
              "RCO",
              "Roman Climate Optimum"
            ]
          },
          "note": "\"The empire reached its maximal extent and prosperity in the folds of a late Holocene climate period called the Roman Climate Optimum (RCO).\" (p.14)",
          "spatialCoverage": [
            {
              "id": "http://www.wikidata.org/entity/Q2277",
              "label": "Roman Empire"
            },
            {
              "id": "http://www.wikidata.org/entity/Q46",
              "label": "Europe"
            }
          ],
          "spatialCoverageDescription": "Roman Empire",
          "start": {
            "in": {
              "year": "-0199"
            },
            "label": "ca. 200 BC"
          },
          "stop": {
            "in": {
              "year": "0150"
            },
            "label": "ca. AD 150"
          },
          "type": "Period"
        },
        "p0jqmd7fkfq": {
          "id": "p0jqmd7fkfq",
          "label": "Late Antique Little Ice Age",
          "language": "http://lexvo.org/id/iso639-1/en",
          "languageTag": "en",
          "localizedLabels": {
            "en": [
              "Late Antique Little Ice Age"
            ]
          },
          "note": "\"... from the later fifth century, we sense the stirrings of a decisive reorganization that culminated in the Late Antique Little Ice Age. A spasm of volcanic activity in the AD 530s and 540s brought on the most frigid spell in the entire Late Holocene.\" (p. 15)",
          "spatialCoverage": [
            {
              "id": "http://www.wikidata.org/entity/Q2277",
              "label": "Roman Empire"
            },
            {
              "id": "http://www.wikidata.org/entity/Q46",
              "label": "Europe"
            }
          ],
          "spatialCoverageDescription": "Roman Empire",
          "start": {
            "in": {
              "year": "0450"
            },
            "label": "ca. AD 450"
          },
          "stop": {
            "in": {
              "year": "0700"
            },
            "label": "ca. AD 700"
          },
          "type": "Period"
        },
        "p0jqmd7ftd8": {
          "id": "p0jqmd7ftd8",
          "label": "Roman Transitional Period",
          "language": "http://lexvo.org/id/iso639-1/en",
          "languageTag": "en",
          "localizedLabels": {
            "en": [
              "Roman Transitional Period"
            ]
          },
          "note": "\"... a period of climate disorganization covering three centuries (AD 150-450) set in, which we will propose to call the Roman Transitional Period.\" (p.15)",
          "spatialCoverage": [
            {
              "id": "http://www.wikidata.org/entity/Q46",
              "label": "Europe"
            },
            {
              "id": "http://www.wikidata.org/entity/Q2277",
              "label": "Roman Empire"
            }
          ],
          "spatialCoverageDescription": "Roman Empire",
          "start": {
            "in": {
              "year": "0150"
            },
            "label": "ca. AD 150"
          },
          "stop": {
            "in": {
              "year": "0450"
            },
            "label": "ca. AD 450"
          },
          "type": "Period"
        }
      },
      "source": {
        "citation": "Harper, K. 2017. The Fate of Rome: Climate, Disease, and the End of an Empire. Princeton N. J.: Princeton University Press.\n",
        "creators": [
          {
            "id": "http://experiment.worldcat.org/entity/work/data/4523431065#Person/harper_kyle",
            "name": "Kyle Harper"
          }
        ],
        "id": "http://www.worldcat.org/oclc/1148218410",
        "locator": "p. 15, table 1.1",
        "title": "The Fate of Rome: Climate, Disease, and the End of an Empire",
        "yearPublished": "2019"
      },
      "type": "Authority"
    }
  }
]