What seem to be controversial topics with in our culture that a film maker might give us some insight?

There are many controversial topics with in our culture that a film maker might give us some insight into our cultuer that come up in movies. Some of the things that come up are like such as the enviorment (global warming), history (sept. 11, 2001), and people and public Figures (John F. Kennedy). These different contorversial topics in our culture did become films like An Inconvenient Truth, JFK, and films on 9/11 such as 9/11, United 93, Twin Towers. There other movie based of controversial topics with in our culture. These movies show our cuture in them by that in the 9/11 movies it showed what we were doing before and during 9/11. Also the movie An Inconvenient Truth show are culture vy showing how we react to Global warming. Bassicly there are movies out there that are or seem to be controversial topics with in our culture.