Natural climate variability, from seasonal to multi-year scale, has produced significant effects in the Latin American countries, which suggests that climatic change projections constitute an important element for national and regional planning.

UNESCO: Climatic Change

Researchers are still struggling to disentangle the effects of man-made emissions of carbon dioxide from the natural variability of the climate.

ECONOMIST: A heated controversy | The

The five-year mean global temperature has been flat for the last decade, which we interpret as a combination of natural variability and a slow down in the growth rate of net climate forcing.

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