8. A History of Climate Catastrophe
Climate change is one of the most pressing issues facing our planet today. But this is not the first time Earth’s weather patterns have undergone cataclysmic disruptions. Just take a look at the global ice ages that occurred millions of years ago. These “Snowball Earths” likely had tremendous consequences: freezing the world over, triggering an upsurge of atmospheric oxygen, and maybe even giving rise to multicellular life. With near-record warming in the Arctic and environmental disasters ravag...
