A 2-Billion-Year-Old Clue Challenges a Popular Earth Science Theory
A key geological clue to a global disruption in Earth’s ancient carbon cycle may have a more local origin. Between roughly 2.5 and 2 billion years ago, Earth underwent the…
A key geological clue to a global disruption in Earth’s ancient carbon cycle may have a more local origin. Between roughly 2.5 and 2 billion years ago, Earth underwent the…