Tag: geology

“THE GREAT EXTINCTION” —- WHY?

Contributed by Michael N. Chernoff, BSc. Geological Engineering © May 31, 2021

96 percent of the earth’s species were extinguished at the close of the Permian period (252 million years … Continue reading

By William D. Balgord

Reprinted with permission Richmond (VA) Times-Dispatch

The Union of Concerned Scientists, a not-for-profit advocacy group based in Cambridge, Mass., recently issued a report that drew immediate