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This website supports a
working hypothesis that
large asteroid and comet
impacts on Earth significantly
contribute to plate tectonics.
This viewpoint is currently not accepted
in most professional planetary geological forums.
As such the information provided herein has not
been accepted for publication in peer-reviewed journals.
The concepts are new and the topic controversial. 
It's a work in progress, and the Internet is awesome, so judge for yourselves....

2017 Chesapeake Disruption.pdf (4.2 MB) Unpublished manuscript rejected in 2017 by Lithosphere.

2019 Impact tectonics; beyond the craters (2.5 MB) Unpublished manuscript rejected in 2019 by Geoscience Frontiers.

PODCAST: Plate Tectonic Actualism; Far-field Lithospheric Strains from Large-bolide Impacts:
RVCC Science Seminar 02-11-2019

G.C. Herman 06-17-2019