Earth's oldest asteroid crater 'may have ended ice age'
The 2.2 billion-year-old asteroid impact may explain the end of an ice age, scientists say.
from BBC News - World https://ift.tt/2NOQ8ZM
from BBC News - World https://ift.tt/2NOQ8ZM
Earth's oldest asteroid crater 'may have ended ice age'
![Earth's oldest asteroid crater 'may have ended ice age']()
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January 21, 2020
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