25 Result(s)
within
English
Oliver Heiri
Earth Sciences
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Article
Warm Mediterranean mid-Holocene summers inferred from fossil midge assemblages
Understanding past climate trends is key for reliable projections of global warming and associated risks and hazards. Uncomfortably large discrepancies between vegetation-based summer temperature reconstructio...
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Article
The last hornbeam forests in SW Europe: new evidence on the demise of Carpinus betulus in NW Iberia
Carpinus betulus L. is a mesic, usually considered late-successional tree widely distributed in Europe, but almost absent from Iberia, where it is generally assumed that disappeared during the co...
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Article
Open AccessThe Little Ice Age signature in a 700-year high-resolution chironomid record of summer temperatures in the Central Eastern Alps
Despite the fact that the Little Ice Age (LIA) is well documented for the European Alps, substantial uncertainties concerning the regional spatio-temporal patterns of temperature changes associated with the LI...
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Article
Open Access14,500 years of vegetation and land use history in the upper continental montane zone at Lac de Champex (Valais, Switzerland)
Forests in the upper continental montane zone are important ecotones between lowland and subalpine forest ecosystems. A thorough understanding of the past vegetation dynamics at mid elevation is crucial to ass...
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Article
Open AccessAquatic invertebrate mandibles and sclerotized remains in Quaternary lake sediments
Subfossil remains of aquatic invertebrates found in lacustrine sediments are useful paleoenvironmental indicators. Strongly scleroticized chitinous body parts from the exoskeleton or exuviae from invertebrates...
