Tag Archives: global warming

HadSST4 and knock on effects

The new version of the HadSST4 has reassigned ship based  measurements from before WW II  into the early 1990s. Bias adjustments depend on the fraction of measurements using wooden or canvas buckets and engine room intakes (ERI), which are partly … Continue reading

Posted in AGW, Climate Change, climate science, CRU, UK Met Office | Tagged | 15 Comments

GHCN V4 warming (updated 2/8)

In this post I investigate what has changed in global temperatures moving from GHCN-V3 to GHCN-V4, and in particular why V4 gives higher temperatures than V3  after 2000. Whenever a new temperature series is released it inevitably shows an increase … Continue reading

Posted in AGW, Climate Change, climate science, NOAA | Tagged , | 15 Comments

May global temperatures fall 0.16C

The global averaged surface temperature for May 2019 was 0.66C using my spherical triangulation method merging GHCNV3 with HadSST3. This is a significant drop of 0.16C from April 2018. The baseline used is always 1961-1990. I also applied the same … Continue reading

Posted in AGW, Climate Change | Tagged , | 6 Comments