{"NOAAStudyId":"13770","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":"2012-12-20","dataPublisher":"NOAA","dataType":"TREE RING","dataTypeInformation":"https://www.ncdc.noaa.gov/data-access/paleoclimatology-data/datasets/tree-ring","difMetadataLink":"http://www1.ncdc.noaa.gov/pub/data/metadata/published/paleo/dif/xml/noaa-tree-13770.xml","doi":"https://doi.org/10.25921/z3z5-pw62","earliestYearBP":609,"earliestYearCE":1341,"entryId":"noaa-tree-13770","funding":[],"investigators":"Sauchyn, D.J.","mostRecentYearBP":-54,"mostRecentYearCE":2004,"onlineResourceLink":"https://www.ncdc.noaa.gov/paleo/study/13770","originalSource":null,"publication":[{"abstract":"In western Canada growing demand for water resources has increased vulnerability to hydrological drought. The near full allocation of water supplies in the Oldman and Bow River subbasins of the South Saskatchewan River Basin has resulted in a moratorium on new surface water licenses. In this region, short instrumental records limit the detection of long-term hydrological variability. To extend the historical record, we collected 14 new moisture-sensitive tree ring chronologies and reconstructed the average October through September flow of the Oldman (1618-2004) and South Saskatchewan (SSR) (1400-2004) rivers. Our SSR proxy record updates a previously published reconstruction. While the 20th century is representative of drought frequency over the long term, droughts are of greater severity and duration in the preinstrumental proxy record. A spectral analysis of the reconstructed flows revealed quasiperiodic cycles at interannual to multidecadal scales.","author":null,"citation":"Axelson, J.N., D.J. Sauchyn, and J. Barichivich. 2009. \r\nNew reconstructions of streamflow variability in the South Saskatchewan \r\nRiver Basin from a network of tree ring chronologies, Alberta, Canada.\r\nWater Resources Research, Vol. 45, Issue 9, W09422. \r\nDOI: 10.1029/2008WR007639","edition":null,"identifier":{"id":"10.1029/2008WR007639","type":"doi","url":"http://dx.doi.org/10.1029/2008WR007639"},"issue":null,"journal":"Water Resources Research","pages":null,"pubRank":"1","pubYear":2009,"reportNumber":null,"title":"New reconstructions of streamflow variability in the South Saskatchewan  River Basin from a network of tree ring chronologies, Alberta, 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