Chronology and Sedimentology of a New 2.9 Ka Annually Laminated Record from South Sawtooth Lake, Ellesmere Island
Quaternary Science Reviews 222 (2019) 105875 Contents lists available at ScienceDirect Quaternary Science Reviews journal homepage: www.elsevier.com/locate/quascirev Chronology and sedimentology of a new 2.9 ka annually laminated record from South Sawtooth Lake, Ellesmere Island * Francois Lapointe a, b, , Pierre Francus b, c, Joseph S. Stoner d, Mark B. Abbott e, Nicholas L. Balascio f, Timothty L. Cook a, Raymond S. Bradley a, Steven L. Forman g, Mark Besonen h, Guillaume St-Onge c, i a Climate Science Center, Department of Geosciences, University of Massachusetts, Amherst, MA 01003, USA b Centre - Eau Terre Environnement, Institut National de la Recherche Scientifique, Canada Research Chair in Environmental Sedimentology, Quebec, G1K 9A9, Canada c GEOTOP, UniversiteduQuebec a Montreal, Quebec, Montreal, H3C 3P8, Canada d College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331, USA e Department of Geology and Planetary Science, University of Pittsburgh, Pittsburgh, PA 15260, USA f Department of Geology, College William and Mary, 251 Jamestown Road, Williamsburg VA 23187 USA g Department of Geology, Baylor University, College of Arts and Sciences, One Bear Place #97354, Waco, TX 76798, USA h Harte Research Institute for Gulf of Mexico Studies, Texas A&M University - Corpus Christi, Corpus Christi, TX 78412, USA i Institut des Sciences de la mer de Rimouski, Canada Research Chair in Marine Geology, UniversiteduQuebec a Rimouski, 310 allee des Ursulines, Rimouski, Quebec, G5L 3A1, Canada article info abstract Article history: Few annually laminated (varved) lacustrine records exist in the Arctic, but these high-resolution climate Received 24 April 2019 archives are needed to better understand abrupt climate change and the natural mode of climate vari- Received in revised form ability of this sensitive region.
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