There are many detailed replies in this Beehaw.org posting related to media environments.

/c/mental_influenced community: “Any understanding of social and cultural change is impossible without a knowledge of the way media work as environments.” - Marshall McLuhan

As a media environment, this Beehaw discussion is treating the entire world, the whole #PaleBlueDot as a media environment. How much of the world’s news can you consume? Some of the replies talk about their spouse being a filter for even world news information.