Around seven million years ago, a now-extinct species of salmon swam in the waters of what is now the Pacific Northwest. They ...

Ocean sediment cores reveal climate-related fluctuations in the Antarctic Circumpolar Current in past epochs. The Antarctic ...

Pliocene: Period in the geologic time scale that extends from 5.3 to 2.6 million years ago. Prior to a revision of the time scale in 2009, the Pliocene extended from 5.3 to 1.8 million years ago.

The Antarctic Circumpolar Current has accelerated before, and recent findings confirm it's happening again. It carries more ...

Researchers dated the first known M. inexpectatus fossil, found in modern-day Texas, to the Pliocene, between 3.2 million and 2.5 million years ago, according to the zoo. They went extinct about ...

This concentration last occurred on Earth between 3 million and 5 million years ago—a period known as the Pliocene. If humanity keeps burning fossil fuels at the current rate, by mid-century ...

Atmospheric levels of carbon dioxide are now similar to where they were during the mid-Pliocene epoch, about 4.3 million ...

If you have walked on a dune surface after windy conditions have settled, you may have been privileged to recognise one of ...

A UNESCO WorldWide Heritage Site since 2004, it is made up of 18 cities, and is an agricultural paradise, not only for its ...

Emergence of hominins in the Pliocene. Cooling and drying continued into the Pliocene, and grasslands expanded (Bobe and Behrensmeyer, 2004). From about 8-6 Ma there was a global increase in the ...

Atmospheric levels of carbon dioxide are now similar to where they were during the mid-Pliocene epoch, about 4.3 million years ago, NOAA said. Scientists at the Climate Change Institute at the ...