Sentences with phrase «historic periods of warming»

Future investigations could focus on details of how ice sheets near the poles melted during historic periods of warming.

Not exact matches

This view on historic temperatures, particularly in the Medieval Warm Period, has been reversed by a number of more rigorous studies.

Globally, extremely warm nights that used to come once in 20 years now occur every 10 years.12 And extremely hot summers, those more than three standard deviations above the historic average, are now observed in about 10 % of the global land area, compared to 0.1 - 0.2 % for the period 1951 - 1980.13

Firstly a search of «historic global temperatures» reveals oodles of info showing an increase from the little ice age and middle ages warm period that precede it and we still have a way to go to get back to the warmer times.

They also fail to appreciate that because solar radiation was at a historic high during the period in question it likely follows that there was a net solar warming of the oceans throughout the period even though the rate of solar radiation was on average stable during that period.

He also discusses influence of sun, NAO, PDO, folly of «hockeystick» and IPCC fixation on CO2, historic cold and warm periods tied to solar activity, other solar influences on climate beside TSI, solar / cosmic ray work at CERN, futility of European fear - based renewable energy planning, etc., concluding:

Extreme measures taken to keep the monster alive included adjusting the record to eliminate previous warm periods and lowering the historic instrumental record to increase the slope of the curve to create or accentuate warming.

Alteration of the historic record includes the infamous hockey stick, in which a member of the Climatic Research Unit (CRU) group is reported to have told Professor David Deming, «We have to get rid of the Medieval Warm Period?