New research has uncovered the strongest evidence yet that Earth’s continents were formed by giant meteorite impacts, which were especially common during the first billion years or so of our planet’s four-and-a-half-billion-year history. Curtin University researchers conducted the study, which was published on August 10, 2022, in the journal Nature.
According to Dr. Tim Johnson, from Curtin’s School of Earth and Planetary Sciences, the idea that the continents originally formed at sites of giant meteorite impacts has been around for decades. However, until now there was little solid evidence to support the theory.
“By examining tiny crystals of the mineral zircon in rocks…
News Source: https://scitechdaily.com/new-evidence-that-giant-asteroid-impacts-created-the-continents/