This time period took place 359 to 299 million years ago. 3 min read The Carboniferous period, part of the late Paleozoic era, takes its name from large underground coal deposits that date to it.

the Carboniferous period saw a boost in atmospheric oxygen and vast quantities of carbon dioxide trapped in what eventually became Earth's coal deposits. Terrestrial plant and animal life ...

In New Brunswick, Canada, researchers discovered fossils of a prehistoric tree from the Early Carboniferous period. Evidence of the alien-like tree was first unearthed in a quarry in 2017.