G.C. Herman's Earth-Science Blogs
2022-06-12
Punctuated
Tectonic Equilibrium
2022-05-19
Passive drift, wrinkling crust, and cracking
plutons of the New York Recess, USA
2022-05-12
The Vredefort astrobleme, mantle plumes, core pipes, and tectonic-plate
drift
2022-05-19
Aspects of a Nasca Hillside Ceremony Site used for 'Moche Toss'
2022-05-19
Three, suspected, large-bolide impacts in the South American region with
estimated ages of 16 Ma, 24 Ma, and 124 Ma.
2021-10-10
Earth's mantle as an
electromagnetic-field component, with implications for geomagnetic reversals
2021-07-26
2020-2021 Impact experiments using and an air
pistol, steel projectile, and 60mm glass balls
2021-06-24
One bad period on Earth about 800,000 B.P.
2021-05-25
Structural traces
and
tectonic aspects
of 13 Martian astroblemes
2021-02-09
Return to
Devil's Gate
2020-11-03
877MB mp4 Geological Society of America 14-minute Nazca-Line video
2020-10-29
The hydrogeological
and tectonic nature of the Nazca Lines
2020-07-12
Old Pacific mayhem; three suspected
bolide-impact events of Cretaceous age with global consequences
2020-02-15
Mid-Cenozoic tectonic disruption of the Central Appalachians by the Chesapeake
Invader
2020-02-12
Impact
Tectonics; beyond the Craters
2019-09-11
A 3D
SketchUp and Google Earth Model of The Yellowstone Calderas and Farallon Plate
2014-03-05
Earth
Continental Geology by Era and Sea-Floor physiography for Google Earth
2010-07-29
Far-Field Bolide-Impact Strains on Earth
2008-08-25
2 Known and 6
Suspected Large-Bolide Impacts on Earth and Tectonic-Plate Drift
2007-11-05
Plate splitting impact in
the Congo Basin, bedrock geology, plate motions, and diamonds