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The graph below shows the HadCRUT4 Northern Hemisphere, Southern Hemisphere and Global temperature history for the period of the instrumental temperature record from 1850 to the present.

The global average temperature anomaly has varied ...

“Anybody having to make a decision about climate science needs to understand the full spectrum of what we know and what we don’t know.” Dr. Steven E. Koonin, former Under Secretary for Science, U.S. Department of Energy

Wichita, Kansas is located very close to the geographic center of the contiguous United States. The annual average temperature in Wichita is 57^°F, which is also the current global average near-surface temperature. Wichita has been used ...

“Politics is a battle of ideas; in the course of a healthy debate, we’ll prioritize different goals, and the different means of reaching them. But without some common baseline of facts; without a willingness to admit new ...

Much has been written this year about the 2015/2016 El Nino and about the apparent record global temperature anomalies. Professor Michael Mann of Penn State University was quick to provide his opinion that the El Nino contributed only ...