Studies have, however, shown that
regional frequency analyses (RFA) may perform better than at - site methods.
Not exact matches
In contrast to all other continents in our
analysis, Australia showed no significant trends in biome - level fire season length, but we identified
regional increases in the
frequency of anomalously long fire weather seasons, especially from 1996 to 2013 (Fig. 3b).
High -
frequency associations (not shown here) remain strong throughout the whole record, but average density levels have continuously fallen while temperatures in recent decades have risen... As yet, the reason is not known, but
analyses of time - dependent
regional comparisons suggest that it is associated with a tendency towards loss of «spring» growth response (Briffa et al., 1 999b) and, at least for subarctic Siberia, it may be connected with changes in the timing of spring snowmelt (Vaganov et al., 1999).
If there is a process in the Berkley
regional analysis that preserves low
frequency from the original data, what is it?
«This uncertainty must be reflected in micro-scale
analyses of local and
regional water management issues, particularly in «hot spots» that can now be identified by overlaying significant changes in drought
frequencies over geographically explicit distributions of water - sensitive sectors and population centres.»
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