Monthly Archives: May 2018

19th Century Volcanic Eruptions

There is clear evidence of a cooling effect in the GHCN-Daily data resulting from large volcanic eruptions during the 19th and 18th century.¬† If an eruption of a similar size to Tambora were to occur today it would (temporarily) cancel … Continue reading

Posted in Climate Change, climate science, UK Met Office | 9 Comments

GHCN-Daily Temperature Anomaly Results

Shown below are my new Global land temperature anomalies calculated directly from daily¬† temperature measurements of over 35300 weather stations (NCDC-Daily) compared to Berkeley Earth. The NCDC-Daily archive extends back to 1762, although coverage then is mostly restricted to central … Continue reading

Posted in AGW, Climate Change | 7 Comments