How do rocks reveal those ancient landscapes? What type of life has inhabited Colorado over geologic time? In what ways has the state's geologic history influenced its past and current economy, and ...

Your Artstor image groups were copied to Workspace. The Artstor website will be retired on Aug 1st. The Journal of Geology Vol. 34, No. 5, Jul. - Aug., 1926 Our Present Knowledge of the Permian of ...

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The mass extinction that ended the Permian geological epoch, 252 million years ago, wiped out most animals living on Earth.

In a report released on February 21, Gabriele Sorbara from Siebert Williams Shank & Co maintained a Buy rating on Permian Resources (PR – Research Report), with a price target of $20.00.