On this page I register challenges.
Challenge: How did insects survive the flood?
Challenge: I don’t believe the earth can recover that fast from an impact that large. The melt would still be there, and I think it would certainly show up on seismic mapping of the earth.
John Baumgardner. 24 november 2013
Challenge: Permafrost takes 500.000 years to form.
Challenge: there is differential erosion:
Paleo topographie ouder dan het cenozoïcum (differential erosion is vrijwel een tautologie):