for instance, in the original hockey stick (ending 1980) the last 30-40 years of data points slightly downwards.
for instance, in the original hockey stick (ending 1980) the last 30-40 years of data points slightly downwards.
temperature record of the past 1000 years:55
the term hockey stick was coined by the climatologist jerry mahlman, to describe the pattern this showed, envisaging a graph that is relatively flat to 1900 as forming an ice hockey stick's "shaft", followed by a sharp increase corresponding to the "blade".