How Long Has Earth Had Life at Life

How Long Has Earth Had Life. The oceans recovered and teemed with life once more, and that diversity had begun to spread onto land at the time of the second mass. Meteor impact, 90 km crater in acraman, south australia.

Eventually, modern humans invented a more complex language, practiced agriculture, and built cities. Scientists have analyzed earth’s crust, its rocks, and those of the moon, and several meteorites, and concluded that the earth is around 4.54 billion years old, with a margin of error of about 1%. “we’ve had an industrial society for only about 300 years, but there’s been complex life on land for nearly 400 million years.”

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“we’ve had an industrial society for only about 300 years, but there’s been complex life on land for nearly 400 million years.” The oceans recovered and teemed with life once more, and that diversity had begun to spread onto land at the time of the second mass. The earth is also unique in that is has had plant life for millions of years, which has generated an oxygen rich atmosphere. “we’ve had an industrial society for only about 300 years, but there’s been complex life on land for nearly 400 million years.”