Editor: Joe Davis
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| Category: Other/International
Published: January 25, 2008
Humans Have Pushed Planet Into a New Geological Era, Experts Say
"The world of geology is about to be rocked by a controversial bid to reclassify the present era in planetary history as one in which human activities -- not natural processes -- are the definitive force shaping the top layer of Earth. It will come as a surprise to most non-experts, but just as we are living in the 21st century according to the calendar, we are creatures of what's called the Holocene in geological time. And it's been that way, according to scientists, for about 11,700 years -- a discernible boundary in Earth's history that is marked, among other ways, by evidence of meltwater lakes and gravel ridges left across the Canadian landscape when the glaciers retreated at the end of the last ice age. All of recorded human history has taken place within the Holocene. But now, a distinguished group of British geologists has provocatively proposed that the Holocene is over and that we have entered a new geological era -- the Anthropocene -- in which humans have left such a distinctive footprint on the Earth's surface through carbon pollution, nuclear fallout, urbanization and other traces of our immense technological power that it should be officially recognized by international scientific bodies as 'a formal epoch.'" Randy Boswell reports for Canwest News Service in the Vancouver Sun Jan. 23, 2008.
Read it here: http://www.canada.com/vancouversun/features/going_green/story.html?id=6c880c59-4068-49d2-80e4-e0fdb36c6fa9&k=71777
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