Large magma eruptions have produced great floods of basalt lava on the continents during Earth’s history. Conventionally, the largest flood basalt eruptions are thought to be possible only in regions ...

Paleontologists recognize five big mass extinctions in the fossil record. At the end of the Ordovician period, about 443 million years ago, an estimated 86 percent of all marine species disappeared.

EUGENE, Ore. - July 17, 2020 - Uplifting of Columbia River basalts has allowed University of Oregon researchers to better understand of how magma 14-16 million years ago shaped the region and why ...

Even though the Columbia River Flood Basalt Province is the smallest and youngest flood basalt province in the world, it still covers nearly 210,000 square kilometers of the U.S. Pacific Northwest.

Flash flood warnings were issued Tuesday afternoon for wildfire burn scars in the Roaring Fork Valley and Glenwood Canyon but passed without much concern. A flash flood warning was been issued for the ...

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