When Thor is preparing for the decisive strike with his thunderbolt, four floating plots of land are seen falling back to Earth, yet no scene establishes when they were first raised or who might have raised them.
When Graviton first wakes up and goes crazy he is restrained through the use of gas. It is revealed that that occurred at least 6 years ago. However in the flashback Nick Fury has the white hair that he didn't have until the Episode 1.
Several times during the program, the waters surrounding New York City are referred to as either "New York Bay" or "the bay." While technically correct, newscasters would refer to the area as New York Harbor or "the harbor." The entirety of the waterways around NYC to the Atlantic are collectively called Upper and Lower New York Bay, but the action takes place in and around the harbor.