Clue: 4.5 billion years, for the age of the earth: Abbr
We have 1 possible answer for the clue 4.5 billion years, for the age of the earth: Abbr which appears 1 time in our database.
We have 1 possible answer for the clue 4.5 billion years, for the age of the earth: Abbr which appears 1 time in our database.