AccuWeather.com's Evan Myers interviewed the Penn State climate scientist about his views on human-induced global warming, as well as his degree of certainty on his research.
Michael Mann has called himself a "reluctant and accidental public figure" in the global debate over climate change. Interested in "big-picture science," the researcher started studying changing climate at Yale in the early '90s. Mann's research attracted the public eye when his team published the infamous "hockey stick graph," showing a rapid increase in global warming in the 20th century.
Global CO2 emissions reached an all-time high in 2013, but the annual rate of increase was lower....
How did November 2014 rank in terms of global surface temperature?
Global extreme temperature anomalies are rising faster than average temperature anomalies.
People's perceptions of global warming are influenced most by their political orientation and not by actual changes in climate.
Current record-breaking sea surface temperatures indicate that the 14-year pause in ocean warming has ended, according to a new study.
Will 2014 end up as the warmest year on record?