Speaking at the American Geophysical Union meeting in New Orleans yesterday, he was quoted by Chris Mooney in the Washington Post.In other words, changes occurring in the Arctic aren’t of concern just to people living in the high north.As the report states, the graph illustrates that “the significant post-industrial sea ice decline occurs in concert with significant atmospheric and ocean warming driven by an exponential increase in atmospheric COThis map shows how global temperatures in 2016 differed from those of the early 20th century, before post-industrial-revolution emissions of carbon dioxide began significantly influencing Earth’s climate system.
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His work has appeared in the New York Times, Washington Post, Audubon, Climate Central, Columbia Journalism Review, Discover, Nieman Reports, and many other publications.
He has held a variety of editorial positions over the years, including a stint as editor-in-chief of Earth magazine.
These proxy records are needed because accurate monitoring of climatic factors extends no farther back than the late 1800s.
The graph above reveals what these proxy records along with modern monitoring reveal about the history of Arctic climate change over the past 1,500 years.
Tom Yulsman is Director of the Center for Environmental Journalism and a Professor of Journalism at the University of Colorado, Boulder.