The snowflake and the virus



 February. The height of summer. A snowflake drifts down to land on Earth’s largest desert. He is joined, slowly, by dozens of others. They accumulate to hundreds and, over time, to trillions. Our snowflake and the air around him is buried beneath the trillions of others and crushed into an ice crystal with trapped air.
He becomes part of the vast dome of ice that covers Antarctica’s mountains and active volcanoes. An ice sheet up to three miles thick, composed of snowflakes millions years ...

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