{"NOAAStudyId":"24370","contactInfo":{"address":"325 Broadway, E/NE31","city":"Boulder","constraints":"Please cite original publication, online resource, dataset and publication DOIs (where available), and date accessed when using downloaded data. If there is no publication information, please cite investigator, title, online resource, and date accessed. The appearance of external links associated with a dataset does not constitute endorsement by the Department of Commerce/National Oceanic and Atmospheric Administration of external Web sites or the information, products or services contained therein. For other than authorized activities, the Department of Commerce/NOAA does not exercise any editorial control over the information you may find at these locations. These links are provided consistent with the stated purpose of this Department of Commerce/NOAA Web site.","country":"USA","dataCenterUrl":"https://www.ncdc.noaa.gov/data-access/paleoclimatology-data","email":"paleo@noaa.gov","fax":"303-497-6513","longName":"National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce ","phone":"303-497-6280","postalCode":"80305-3328","shortName":"DOC/NOAA/NESDIS/NCEI","state":"CO","type":"CONTACT INFORMATION"},"contributionDate":"2018-06-07","dataPublisher":"NOAA","dataType":"INSECT","dataTypeInformation":"https://www.ncdc.noaa.gov/data-access/paleoclimatology-data/datasets/insect","difMetadataLink":"http://www1.ncdc.noaa.gov/pub/data/metadata/published/paleo/dif/xml/noaa-insect-24370.xml","doi":null,"earliestYearBP":8282,"earliestYearCE":-6332,"entryId":"noaa-insect-24370","funding":[{"fundingAgency":"Natural Sciences and Engineering Research Council of Canada","fundingGrant":null}],"investigators":"Bajolle, L.; Larocque-Tobler, I.; Gandouin, E.; Lavoie, M.; Bergeron, Y.; Ali, A.A.","mostRecentYearBP":-19,"mostRecentYearCE":1969,"onlineResourceLink":"https://www.ncdc.noaa.gov/paleo/study/24370","originalSource":null,"publication":[{"abstract":"Chironomid head capsules preserved in lake sediments were used to reconstruct 8200 years of summer temperatures in the boreal forest of north-eastern Canada. Two training sets were used derived from Canadian and Eastern Canadian transfer functions. Both models reconstructed similar climate patterns, but the Canadian model provided temperatures generally 2-3C lower than the Eastern Canadian model. Three main thermal changes inferred by chironomids were: (i) the Holocene Thermal Maximum, which occurred between 8 and 5k cal a BP, with temperatures generally higher than today's, maximum temperatures between 8 and 6.5k cal a BP, and an average of + 0.9 C; (ii) the Medieval Climate Anomaly around 1.1-1.2k cal a BP with an amplitude of + 0.7 C; and (iii) a colder period reconstructed between the 14th and 19th centuries, corresponding to the Little Ice Age, with summer temperatures on average -0.5 C lower than the climate normal. For each of these three climatic events, the timing and the amplitude of changes were similar with other published regional, North American and Northern Hemisphere records.","author":{"name":"Lisa Bajolle, Isabelle Larocque-Tobler, Emmanuel Gandouin, Martin Lavoie, Yves Bergeron, Adam A. Ali"},"citation":"Lisa Bajolle, Isabelle Larocque-Tobler, Emmanuel Gandouin, Martin Lavoie, Yves Bergeron, Adam A. Ali. 2018. Major postglacial summer temperature changes in the central coniferous boreal forest of Quebec (Canada) inferred using chironomid assemblages. Journal of Quaternary Science, 33(4), 409-420. doi: 10.1002/jqs.3022","edition":null,"identifier":{"id":"10.1002/jqs.3022","type":"doi","url":"http://dx.doi.org/10.1002/jqs.3022"},"issue":"4","journal":"Journal of Quaternary Science","pages":"409-420","pubRank":"1","pubYear":2018,"reportNumber":null,"title":"Major postglacial summer temperature changes in the central coniferous boreal forest of Quebec (Canada) inferred using chironomid assemblages","type":"publication","volume":"33"}],"reconstruction":"Y","scienceKeywords":["Air Temperature Reconstruction"],"site":[{"NOAASiteId":"57658","geo":{"geoType":"Feature","geometry":{"coordinates":["50.42","-74.22972"],"type":"POINT"},"properties":{"easternmostLongitude":"-74.22972","maxElevationMeters":"440","minElevationMeters":"440","northernmostLatitude":"50.42","southernmostLatitude":"50.42","westernmostLongitude":"-74.22972"}},"locationName":"Continent>North 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