Sentences with phrase «from lacustrine»
New evidence of Holocene climate and atmospheric circulation variability, inferred from lacustrine stable isotope records from Gotland, southern Sweden Francesco Muschitiello, Dan Hammarlund, Barbara Wohlfarth
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«I analyze lacustrine sediments for charcoal, wood ash, micromorphology using thin sections, stable C and N isotopes, XRF, pollen and non-pollen palynomorphs to reconstruct fire history and vegetational and environmental changes from LGM to the Holocene.»
A 2100 - yr decadal - resolution salinity and aridity proxy record of lacustrine ostracode - shell Mg / Ca ratios from a closed - basin lake in the northern Great Plains shows statistically significant periodicities of ∼ 400, 200, 130, and 100 yr.
Rapid lacustrine response to recent High Arctic warming: a diatom record from Sawtooth Lake, Ellesmere Island, Nunavut.
A similar negative trend is seen in most other Holocene paleoclimate records from northern Sweden, e.g. changes in tree - limit (Karlén 1976; Kullman 1995); pollen (Barnekow 1999); chironomids (Larocque and Bigler 2004); oxygen - isotopes in lacustrine biogenic silica (Shemesh et al. 2001) and in lacustrine carbonates (Hammarlund et al. 2002).