Trend and Cycle Analysis of Annual and Seasonal Precipitation in Liaoning, China

Figure 5

Spatial distribution patterns of relative precipitation variation (as a percentage of the mean annual or seasonal precipitation) over the 47-year period at annual and seasonal time scales: (a) annual, (b) spring, (c) summer, (d) autumn, and (e) winter precipitation. Theil-Sen’s estimator (TSA, Theil-Sen approach) is used to quantify the magnitude of trends.

(a)

(b)

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(d)

(e)