March 16, 2013 – Watts Up With That?

McIntyre finds the Marcott 'trick' – How long before Science has to retract Marcott et al?

Steve McIntyre has made what I can only describe as a stunning discovery as to why there is a sharp uptick in the main Marcott et al graph being touted…

Marcott et al proxy paper Paleoclimatology

Marcott's uptick – a result of proxy sign inconsistency

11 years ago

Anthony Watts

Shades of upside down Tiljander. McIntyre is delving further into the Marcott proxy issue and it looks almost certain now there’s a statistical processing error (selection bias). Steve McIntyre writes:…

ENSO NCDC NOAA

NOAA’s Ever-Changing Definition of La Niña Years

11 years ago

Bob Tisdale

UPDATE: I’ve added two illustrations to the end of the post. At the request of blogger “Kurt in Switzerland”, I plotted a comparison of the new and old versions of…