Five major extinction events have occurred on earth in the past 450 million years.
https://www.scientificamerican.com/article/how-earths-biggest-mass-extinctions-stack-up
Be an earth steward.
Earth’s Extinction Events
Five major extinction events have occurred on earth in the past 450 million years.
https://www.scientificamerican.com/article/how-earths-biggest-mass-extinctions-stack-up
Be an earth steward.