An event known as the Mid-Tertiary ignimbrite flare-up caused several volcanic eruptions across the western United States during the middle of the Cenozoic Period some 40-25 million years ago. What’s striking, however, is the apparent lack of catastrophic consequences on nature brought about by the cataclysmic event.
The Western United States Blew Up Millions of Years Ago Because of Magma. Why Were There No Extinctions?
Related Posts
Antarctic Deep Ocean Circulation at Risk of Collapse, Warn Scientists
Scientists have warned that the deep ocean circulation around Antarctica could be at risk of collapse, severely impacting…
April 16, 2023
A Canadian lake holds the key to the beginning of the Anthropocene, a new geological epoch
Canada’s Crawford Lake, in Ontario, was chosen for its pristine sediment record. SF photo/Shutterstock Alejandro Cearreta, Universidad del…
July 26, 2023
The ocean can look deceptively calm – until it isn’t. Here’s what ‘hazardous surf’ really means
Samuel Cornell, UNSW Sydney Over the Easter weekend, seven people drowned along the Australian coast. Most were swept…
May 11, 2025
Wildfires can create their own weather, including tornado-like fire whirls − an atmospheric scientist explains how
A huge pyrocumulus cloud rises over the Park Fire near Chico, Calif., on July 26, 2024. David McNew/Getty…
August 13, 2024
