Sentences with phrase «extra-tropical cyclone activity»

In the Southern Hemisphere, fewer analyses have been completed, but they suggest a decrease in extra-tropical cyclone activity since the 1970s.»
Wang, X. L., Y. Feng, G. P. Compo, V. R. Swail, F. W. Zwiers, R. J. Allan, and P. D. Sardeshmukh, 2012: Trends and low frequency variability of extra-tropical cyclone activity in the ensemble of twentieth century reanalysis.

Not exact matches

These super-typhoons, as we've seen this November, can go on to become extra-tropical cyclones which in turn can have extreme effects on planetary scale Rossby wave activity and global weather patterns.
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