🔥 Earth’s climate has never stood still. Neither has life. ❄️ Our species arrived during a rare cold period, with permanent ice locked at the poles. But for most of the past 4.5 billion years, the planet has been far hotter, and far more violent. 🔥 Magma oceans in Earth’s early days 🌍 Ice covering the entire planet during Snowball Earth 🌋 Massive volcanic eruptions during the Permian extinction 🌴 Polar rainforests with no ice caps during the Cretaceous Earth’s climate history is filled with