This research received wide attention, in part because it was illustrated with a simple graphic, the so - called hockey stick curve, that many interpreted as definitive evidence of anthropogenic causes of recent climate change. (nap.edu)
The growth rate for ETFs on both sides of the border resembles the classic hockey stick curve, and is just starting in Canada, Nadig said. (moneysense.ca)
This idea was e.g. promoted by Mann et al. whose famous hockey stick curve featured prominently in the IPCC report of 2001. (pearltrees.com)