3.1 billion-year-old rocks in Australia reveal a forgotten chapter of Earth’s water cycle

Researchers studying 3.1 billion-year-old rocks in Australia's Pilbara Craton have discovered evidence of an ancient water cycle. The findings suggest that surface water was being transported into the Earth's mantle through subduction much earlier than previously thought.
Pillow lavas in the Whundo Group. Eric Vandenburg 3.1 billion‑year‑old rocks in Australia reveal a forgotten chapter of Earth’s water cycle Published: July 7, 2026 5:01am EDT https://theconversation.com/3-1-billion-year-old-rocks-in-australia-reveal-a-forgotten-chapter-of-earths-water-cycle-285605 https://theconversation.com/3-1-billion-year-old-rocks-in-australia-reveal-a-forgotten-chapter-of-earths-water-cycle-285605 Link copied Share article Share article
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