If you are interested in advocating the need for dark skies and how to achieve it, don't forget about all the resources on the International Dark-Sky Association website. Here's a link:
https://www.darksky.org/get-involved/
These are the guidelines I'm following in coercing my local community as they grapple with new zoning ordinances for new housing developments. The goal is to make all the new housing areas very dark-sky friendly. They like the idea and the fact that the website has the wording to use when developing those new ordinances. This way they don't have to reinvent the wheel.
Also, here is a great documentary (short) that describes what we are doing to our night sky globally. The producer/director often visited AF.net for background info for his film. You can watch it here:
search.php?keywords=murali
This is the introductory video I used when I went and spoke at one of the city council's monthly meetings.