Decades of acid rain generated by power-plant emissions have devastated ... About 250 million years ago, at the end of the Permian period, something killed some 90 percent of the planet's species.

Though the End-Permian mass extinction event is predicted to have killed off 80% of all life on Earth, new research is ...

This scorching period lasted for about 700,000 ... came to look like those from before the end-Permian collapse. But crucially, the plant species that made up the new forests were completely ...

Some populations seem more vulnerable than others: tropical forms of life have been drastically affected, while land plants tend to ... were at the end of the Permian Period, about 250 million ...

Phillips 66 (PSX) continues to strengthen its NGL system in the Permian Basin, as the company is moving forward on construction of a new gas processing plant, called Iron Mesa. Executives made the ...

The Triassic Period was a time of great change ... in the first few millions of years of the Triassic was a direct result of the Permian-Triassic extinction event, as plants slowly became ...