The way Earth's 'thermostat' works may have changed during Pangea era

Life arose on Earth at least 3.5 billion years ago, and our planet has remained habitable ever since—not too hot, not too cold. These life-sustaining conditions are possible in part thanks to a built-in, carbon cycle–based climate "thermostat" that controls the amount of carbon dioxide in the atmosphere.

You are being forwarded in 6s — stay on this page