Sentences with phrase «natural cyclical forces»

manacker worte» A multi-decadal (or - century) natural cyclical forcing could well be the cause of all the warming we saw over the second half of the 20th century.

A multi-decadal (or - century) natural cyclical forcing could well be the cause of all the warming we saw over the second half of the 20th century.

Not exact matches

Experts have repeatedly shown there have been no statistically significant increases in storm, flood or drought frequency or intensity; these are cyclical phenomena, they say, tied to a number of complex and interrelated natural forces and events.

The natural forcings may, indeed, be cyclical.

Alexander Biggs: but ENSO is not cyclical because it has no definite period, but Enso has to be top of the list of natural forces,

Although it is clear that further attention is required in defining and characterizing the aspects of this variation (e.g. frequency and amplitude [44,65]-RRB- that lead to differences in species responses, a more immediate empirical challenge is to characterize and separate the effects of periodic, stochastic and / or cyclical natural variations [61] from directional change imposed by long - term climatic forcing.