It's not a Gish Gallop because you've presented "a large number of evidence". It's a Gish Gallop because you've presented a large number of claims (you called out 4 specifically) each of which has extremely thin evidence and, in fact, when someone takes the time to investigate it, it's fairly easily debunked.
I already did #2.
For #1 this is information on Wikipedia about how the underlying data used by the professor was not sufficient to support his conclusions.