Tag Archive for 'Tundra'

An artist’s illustration of hominins arriving in a multi-biome mosaic landscape. Image credit: Center for Climate Physics, Institute for Basic Science.

Early Humans Preferred Mosaic Landscapes, New Study Reveals

May 11, 2023 by News Staff

Early humans and their hominin relatives had to adapt to new environments to spread out of Africa. In a new study, paleoanthropologists from the Institute...

Fossils of the left and right elytra of the Ball’s Antarctic tundra beetle (Antarctotrechus balli): the left elytron, 2.36 mm in length, is designated as the paratype. A small part of the right elytron of the same individual is attached along the suture near the apex. The siltstone matrix is visible along the outer margin near the apex. The small rhomb-shaped crystals on the surface are authigenic calcite; the right elytron is designated as the holotype; the elytron is 2.40 mm in length; the base is deformed by a crack and concealed by sediment grains; a small part of the left elytron of the same individual is still attached along the suture near the base. Image credit: A.C. Ashworth / T.L. Erwin.

Miocene Ground Beetle Fossils Found in Antarctica

Dec 5, 2016 by News Staff

Fossilized forewings (elytra) from two individuals, discovered at the Oliver Bluffs on the Beardmore Glacier, revealed the first ground beetle species...

Abour 3 million years ago, Greenland looked like the green Alaskan tundra. Image credit: Jerseygal2009 / CC BY-ND 2.0.

2.7-Million-Year-Old Forested Landscape Discovered under Greenland Ice Sheet

Apr 17, 2014 by News Staff

U.S. geologists have discovered what they say is a Pleistocene landscape preserved about 3 km beneath the Greenland Ice Sheet. Abour 3 million years ago,...