The largest extinction events define a change in era. The end of the Paleozoic and beginning of the Mesozoic 251 million years ago marks the largest mass extinction in the history of the planet, which ...

The productive Paleozoic era gave rise to hard-shelled organisms, vertebrates, amphibians, and reptiles. Dinosaurs ruled the Earth in the mighty Mesozoic. And 64 million years after dinosaurs went ...

The Atlantic sedimentary basin has potential candidates for CO 2 storage. Paleozoic and Mesozoic sedimentary basins for CO 2 storage have been identified near major sources in the province. Carbonate ...