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Publication details
Spatio-temporal patterns of recurrent slope instabilities affecting undercut slopes in flysch: A dendrogeomorphic approach using broad-leaved trees
Authors | |
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Year of publication | 2014 |
Type | Article in Periodical |
Magazine / Source | Geomorphology |
MU Faculty or unit | |
Citation | |
Doi | http://dx.doi.org/10.1016/j.geomorph.2014.01.016 |
Field | Earth magnetism, geography |
Keywords | dendrogeomorphology; tree-ring eccentricit; bedrock landslides; hydrometeorological triggers; flysch Carpathians |
Description | The undercut slope of the Skalická Strážnice/Vrchy hill situated in the piedmont of the Carpathian Mountains (Czech Republic) is a regional landslide "hotspot", notorious for its repeated recent and historical sliding reactivations. We performed tree-ring analysis of a large number (n=274) of broad-leaved trees to reconstruct the spatio-temporal patterns of landslide reactivation for a period spanning more than one hundred years (1884-2011). Although tree rings of broad-leaved trees are less-reliable archives of landslide activity than those of conifers, the application of a methodology based on the weighting of disturbance signals within eccentricity series generated a usable dataset of sliding activity affecting anisotropic flysch bedrock. |
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