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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.
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Data indicates that there has been a slight downward trend in the annual maximum extent of Great Lakes ice cover since the 1970s.
A new study concludes that global warming may eventually be twice as warm as what current climate model consensus indicates.
The increased use of air conditioning in a warming world may lead to a significant degradation of air quality in the eastern U.S. by mid-century.
Dr. James Hansen's climate model projections from the 1980s have been mostly on target.
May 2018 and the spring of 2018 both ranked in the top five warmest on record.
Rate of ice loss in Antarctica has tripled over the past decade.
A combination of a warming climate climate and increased urbanization (heat island effect) has caused a 25 to 50 percent decrease in low cloud cover in the greater Los Angeles area since the 1970s.