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Computare
Northern Hemisphere (1000 years) Temperature
An increase in earths surface temperature over the same time period has been observed. This might seem kind of trivial to those of us exposed to the daily vagaries of Alberta climate. However world governments are very concerned about this increase.

The United Nations Intergovernmental Panel on Climate Change has commissioned a watch by foremost scientists. Their third extensive analysis and report over the past decade notes the conclusions of the next overhead.