Global temperatures between 1998 and 2013 indicate a slowdown in global warming, but this was due to natural cooling fluctuation and not due to any decrease in greenhouse gas emissions. This has been proved by statistical analysis of the temperatures, conducted by McGill University physics professor Shaun Lovejoy.
(Exerpt from Jayalakshmi K, International Business Times)
McGill Nonlinear Physics Professor and Climatologist Shaun Lovejoy: Global Warming is not a "Natural" Occurrence
Opinion: Research Shows the Global Warming isn't natural
Published on June 9, 2014 | The Gazette
by: Shaun Lovejoy
Last year, the Quebec Skeptics Society laid down a challenge: “If anthropogenic global warming is as strong as scientists claim, then why do they need supercomputers to demonstrate it?”
My immediate response was: “They don’t.”