For most of Earth’s history, scientists have viewed the slow breakdown of silicate rocks as the planet’s main natural thermostat. In this process, rainwater absorbs carbon dioxide (CO2) from the air, lands on exposed rocks, and gradually…

For most of Earth’s history, scientists have viewed the slow breakdown of silicate rocks as the planet’s main natural thermostat. In this process, rainwater absorbs carbon dioxide (CO2) from the air, lands on exposed rocks, and gradually…