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The climatic adaption of the ranges in terms of their spatial differenciation was done by spatial intersection of the range data with climate-cluster-polygons. Herein global multivariate data of climate was used.
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Data Basis
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Data were derived from spatially differenced measures, which are valid for single climatic homogeneous parts of ranges. The sum of the measures represents a range specific Climate-Match-Index, which considers the procentual spatial part of differently filled parts of the range. 'Differently filled parts' may also be considered as parts in different equilibrium with climate.
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