• Kyodo


The name “Chibanian,” based on a stratum discovered in Chiba Prefecture, is set to represent the geological age when the latest reversal of the Earth’s magnetic fields is believed to have occurred, a Japanese national research institute said Monday.

The National Institute of Polar Research said the term meaning “Chiba age” garnered more than 60 percent of votes, beating “Ionian,” a name related to stratums in Italy, for a geologic time period from 770,000 to 126,000 years ago in the first screening process at an international academic society.

Unable to view this article?

This could be due to a conflict with your ad-blocking or security software.

Please add japantimes.co.jp and piano.io to your list of allowed sites.

If this does not resolve the issue or you are unable to add the domains to your allowlist, please see out this support page.

We humbly apologize for the inconvenience.

In a time of both misinformation and too much information, quality journalism is more crucial than ever.
By subscribing, you can help us get the story right.