{"xmlId":"20220","NOAAStudyId":"22196","studyName":"Seiler - Mount Etna Group 4 - PINI - ITRDB ITAL049","doi":"https://doi.org/10.25921/060x-fc24","uuid":"ba38d520-7c65-4b8f-805c-b8718410fb55","dataPublisher":"NOAA","contactInfo":{"type":"CONTACT INFORMATION","shortName":"DOC/NOAA/NESDIS/NCEI","longName":"National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce ","address":"325 Broadway, E/NE31","city":"Boulder","state":"CO","postalCode":"80305-3328","country":"USA","dataCenterUrl":"https://www.ncei.noaa.gov/products/paleoclimatology","email":"paleo@noaa.gov","phone":"828-271-4800","fax":null,"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."},"dataType":"TREE RING","investigators":"Seiler, R.; Kirchner, J.; Krusic, P.J.; Tognetti, R.; Houlié, N.; Andronico, D.; Cullotta, S.; Egli, M.; D'Arrigo, R.D.; Cherubini, P.","investigatorDetails":[{"firstName":"Ruedi","lastName":"Seiler","initials":"R.","orcId":"0000-0003-3293-6981"},{"firstName":"James","lastName":"Kirchner","initials":"J.","orcId":"0000-0001-6577-3619"},{"firstName":"Paul","lastName":"Krusic","initials":"P.J.","orcId":"0000-0001-5358-9697"},{"firstName":"Roberto","lastName":"Tognetti","initials":"R.","orcId":"0000-0002-7771-6176"},{"firstName":"Nicolas","lastName":"Houlié","initials":"N.","orcId":"0000-0001-7471-4020"},{"firstName":"Daniele","lastName":"Andronico","initials":"D.","orcId":"0000-0002-8333-1547"},{"firstName":"Sebastiano","lastName":"Cullotta","initials":"S.","orcId":null},{"firstName":"Markus","lastName":"Egli","initials":"M.","orcId":"0000-0002-1528-3440"},{"firstName":"Rosanne","lastName":"D'Arrigo","initials":"R.D.","orcId":"0000-0002-9797-0796"},{"firstName":"Paolo","lastName":"Cherubini","initials":"P.","orcId":"0000-0002-9809-250X"}],"version":"1.0","funding":[{"fundingAgency":"Swiss National Science Foundation","fundingGrant":"205321_143479"}],"studyNotes":"NOAA Template Raw Measurements file added 2019-02-05.","onlineResourceLink":"https://www.ncei.noaa.gov/access/paleo-search/study/22196","difMetadataLink":"https://www.ncei.noaa.gov/pub/data/metadata/published/paleo/dif/xml/noaa-tree-22196.xml","isoMetadataLink":"https://www.ncei.noaa.gov/pub/data/metadata/published/paleo/iso/xml/noaa-tree-22196.xml","originalSource":null,"dataTypeInformation":"https://www.ncei.noaa.gov/products/paleoclimatology/tree-ring","studyCode":"ITAL049","scienceKeywords":["Austrian pine","PINI","black pine","Pinus nigra J.F. Arnold"],"reconstruction":"N","contributionDate":"2016-12-20","entryId":"noaa-tree-22196","earliestYearBP":65,"mostRecentYearBP":-64,"earliestYearCE":1885,"mostRecentYearCE":2014,"publication":[{"author":{"name":"Seiler R., Kirchner J.W., Krusic P.J., Tognetti R., Houlié N., Andronico D., Cullotta S., Egli M., D'Arrigo R., Cherubini P."},"pubYear":2017,"title":"Insensitivity of Tree-Ring Growth to Temperature and Precipitation Sharpens the Puzzle of Enhanced Pre-Eruption NDVI on Mt. Etna (Italy)","journal":"PLoS ONE","volume":"12","edition":null,"issue":"1","pages":null,"reportNumber":"e0169297","citation":"Seiler R., Kirchner J.W., Krusic P.J., Tognetti R., Houlié N., Andronico D., Cullotta S., Egli M., D'Arrigo R., Cherubini P. 2017. Insensitivity of Tree-Ring Growth to Temperature and Precipitation Sharpens the Puzzle of Enhanced Pre-Eruption NDVI on Mt. Etna (Italy). PLoS ONE, 12(1), e0169297. doi: 10.1371/journal.pone.0169297","type":"publication","identifier":{"type":"doi","id":"10.1371/journal.pone.0169297","url":"http://dx.doi.org/10.1371/journal.pone.0169297"},"abstract":"On Mt. Etna (Italy), an enhanced Normalized Difference in Vegetation Index (NDVI) signature was detected in the summers of 2001 and 2002 along a distinct line where, in November 2002, a flank eruption subsequently occurred. These observations suggest that pre-eruptive volcanic activity may have enhanced photosynthesis along the future eruptive fissure. If a direct relation between NDVI and future volcanic eruptions could be established, it would provide a straightforward and low-cost method for early detection of upcoming eruptions. However, it is unclear if, or to what extent, the observed enhancement of NDVI can be attributed to volcanic activity prior to the subsequent eruption. We consequently aimed at determining whether an increase in ambient temperature or additional water availability owing to the rise of magma and degassing of water vapour prior to the eruption could have increased photosynthesis of Mt. Etna's trees. Using dendro-climatic analyses we quantified the sensitivity of tree ring widths to temperature and precipitation at high elevation stands on Mt. Etna. Our findings suggest that tree growth at high elevation on Mt. Etna is weakly influenced by climate, and that neither an increase in water availability nor an increase in temperature induced by pre-eruptive activity is a plausible mechanism for enhanced photosynthesis before the 2002/2003 flank eruption. Our findings thus imply that other, yet unknown, factors must be sought as causes of the pre-eruption enhancement of NDVI on Mt. Etna.","pubRank":"1"}],"site":[{"NOAASiteId":"57239","siteName":"Mount Etna Group 4","siteCode":null,"mappable":"Y","locationName":"Continent>Europe>Southern Europe>Italy","geo":{"geoType":"Feature","geometry":{"type":"POINT","coordinates":["37.735","14.92"]},"properties":{"southernmostLatitude":"37.735","northernmostLatitude":"37.735","westernmostLongitude":"14.92","easternmostLongitude":"14.92","minElevationMeters":"1670","maxElevationMeters":"1670"}},"paleoData":[{"dataTableName":"ITAL049","NOAADataTableId":"33310","earliestYear":1885,"mostRecentYear":2014,"timeUnit":"CE","earliestYearBP":65,"mostRecentYearBP":-64,"earliestYearCE":1885,"mostRecentYearCE":2014,"coreLengthMeters":null,"dataTableNotes":null,"species":[{"speciesCode":"PINI","scientificName":"Pinus nigra J.F. Arnold","resourceId":null,"commonName":["Austrian pine","black pine"]}],"dataFile":[{"fileUrl":"https://www.ncei.noaa.gov/pub/data/paleo/treering/measurements/correlation-stats/ital049.txt","urlDescription":"Correlation Stats","linkText":"ital049.txt","variables":[],"NOAAKeywords":["earth science>paleoclimate>tree-ring>width>ring width"]},{"fileUrl":"https://www.ncei.noaa.gov/pub/data/paleo/treering/measurements/europe/ital049.rwl","urlDescription":"Raw Measurements","linkText":"ital049.rwl","variables":[{"cvDataType":"TREE RING","cvWhat":"age variable>age","cvMaterial":null,"cvError":null,"cvUnit":"time unit>age unit>year Common Era","cvSeasonality":null,"cvDetail":null,"cvMethod":null,"cvAdditionalInfo":null,"cvFormat":"Numeric","cvShortName":null},{"cvDataType":"TREE RING","cvWhat":"physical property>width>total ring width","cvMaterial":null,"cvError":null,"cvUnit":"length unit>millimeter","cvSeasonality":null,"cvDetail":null,"cvMethod":null,"cvAdditionalInfo":"units are 0.01 mm if end-of-series marker is 999 and 0.001 mm if end-of-series marker is -9999","cvFormat":"Numeric","cvShortName":null}],"NOAAKeywords":["earth science>paleoclimate>tree-ring>width>ring width"]},{"fileUrl":"https://www.ncei.noaa.gov/pub/data/paleo/treering/measurements/europe/ital049-rwl-noaa.txt","urlDescription":"Raw Measurements - NOAA Template File","linkText":"ital049-rwl-noaa.txt","variables":[{"cvDataType":"TREE RING","cvWhat":"age variable>age","cvMaterial":null,"cvError":null,"cvUnit":"time unit>age unit>year Common Era","cvSeasonality":null,"cvDetail":null,"cvMethod":null,"cvAdditionalInfo":null,"cvFormat":"Numeric","cvShortName":"age_CE"},{"cvDataType":"TREE RING","cvWhat":"physical property>width>total ring width","cvMaterial":null,"cvError":null,"cvUnit":"length unit>millimeter","cvSeasonality":null,"cvDetail":null,"cvMethod":null,"cvAdditionalInfo":"Tree ID: PINI1; 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