Mostrando 621 - 633 Resultados de 633 Para Buscar 'paleoclima~', tiempo de consulta: 2.03s Limitar resultados
  1. 621
    “…For each of the 31 large, populated islands selected, we conducted literature searches for relevant historical and palaeoclimate studies. We also analysed results from a reconstruction (EKF400v2), which uses atmospheric-only general circulation model simulations with assimilated observational and proxy data. …”
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  2. 622
    “…Further chironomid-based palaeoclimate model and down-core studies are required to address this problem, provide more realistic T(July) estimates from undisturbed high-altitude lakes in the Alps, and extract a reliable regional temperature signal.…”
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  3. 623
    “…BACKGROUND: The oxygen (δ(18)O) and carbon (δ(13)C) isotope compositions of bioapatite from skeletal remains of fossil mammals are well-established proxies for the reconstruction of palaeoenvironmental and palaeoclimatic conditions. Stable isotope studies of modern analogues are an important prerequisite for such reconstructions from fossil mammal remains. …”
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  4. 624
    “…A detailed understanding of isotope patterns and ranges in modern pollen is necessary to enhance the accuracy of palaeoclimate investigations on δ(13)C and δ(18)O of fossil pollen. …”
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  5. 625
    “…BACKGROUND: China is characterized by complex topographic structure and dramatic palaeoclimatic changes, making species biogeography studies particularly interesting. …”
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  6. 626
    “…The wide distribution of this species in China makes it an ideal model for the study of palaeoclimatic effects on vertebrates in East Asia. Our previous studies of P. nigromaculata revealed significant subdivisions between the northeast China populations and populations in other regions of the mainland. …”
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  7. 627
    “…This wide ranging distribution makes the species an ideal model for the study of palaeoclimatic effects on population genetic structure and phylogeography. …”
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  8. 628
    “…This species represents an ideal model taxon for studies of coastal marine connectivity and of palaeoclimatic effects, as it grows only on exposed rocky coasts and is absent from beaches and ice-affected shores. …”
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  9. 629
    por Field, Michael H., Lewis, Simon G.
    Publicado 2018
    “…The distribution of P. sukaczevii is probably an artefact of the distribution of expertise in the identification of Potamogeton fossil endocarps rather than having any palaeogeographic or palaeoclimatic significance. It is an extinct ancestor of the extant P. maackianus A. …”
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  10. 630
    “…Although detrended component analyses (DCA) indicate that altitude and seasonality of temperature and precipitation have the greatest influence in determining the geographical range of species, isolation due to palaeogeographic and palaeoclimatic events appears to be of greater significance than climate niche differentiation in driving diversification in Disepalum. …”
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  11. 631
    “…China was determined to be the most probable evolution centre based on the results of phylogenetic analyses, divergence estimation, relative palaeogeography and palaeoclimate materials. ELECTRONIC SUPPLEMENTARY MATERIAL: The online version of this article (doi:10.1186/s12870-014-0361-9) contains supplementary material, which is available to authorized users.…”
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  12. 632
  13. 633
    “…Alethopteris schneideri foliage is stratigraphically significant for lower Permian (Asselian–Sakmarian) continental strata of central Europe, preferring habitats of wet clastic soils in sub-humid, seasonal palaeoclimate. The new insights provide a substantial step towards the first whole-plant concept of intramontane medullosaleans.…”
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