Sentence examples for one billion years from inspiring English sources

This volcanic activity went on until around one billion years ago – surprisingly recently.

At around 1000 million years (i.e., one billion years), as shown on the graph at right above.

One billion years ago, before animals or plants appeared on land, several continents collided and the oldest rocks that make up the Gamburtsevs smashed together.

From analyses of fossil records and the use of molecular clocks on phylogenies it appears that the extant fungal phyla most likely diverged about one billion years ago [ 8- 12].

Over the past one billion years, England has experienced a remarkable geological journey.

It infects gram-positive hosts that evolutionarily separated from gram-negative bacteria more than one billion years ago.

Since more massive stars use their fusion fuel more quickly than smaller ones, Vega's main-sequence lifetime is roughly one billion years, a tenth of our Sun's.

Less formally, eon often refers to a span of one billion years.

The older basaltic deposits are at least one billion years old.

Lunar scientists estimated that Copernicus was created less than one billion years ago.

Certain Ulvophyceae fossils that date from about one billion years ago are abundant in Paleozoic rocks.