Saturday, July 18, 2020

Uplifting of Columbia River basalts opens window on how region was sculpted

Information drawn from analyses of oxygen and hydrogen isotopes of materials from exposed Columbia River basalts has provided insights about how magma from volcanic eruptions millions of years ago shaped the region and why those eruptions did not trigger a global extinction event.

from Latest Science News -- ScienceDaily https://ift.tt/39bRmI8
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