Sentence Correction (SC) | Re: Knowledge of the winter behaviour of emperor penguins has

Knowledge of the winter behaviour of emperor penguins has been gained slowly becauseof high winds, temperatures around minus 60 degrees Fahrenheit, the fact of round-the-clock darkness and frequently sudden blizzards make the Antarctic habitats of the emperors dangerous places for humans in winter.

This is the edited format; without editing, it will be pointless to attempt to solve the question without the edited version.
1. First, ‘'because of ' is a prepositional phrase. Hence, a verb