It's well established that urban areas have an effect on even remote environments.
For example, it's hard to find places to see the stars in the night sky when there's a city nearby.
And it's not just visuals, it's sounds, too... Recent research shows that the sounds of human society intrude well into rural areas, with an effect on sensitive animal species and habitats in which they should be generally free of humans. Rachel Buxton at Colorado State University is the lead researcher and our guest.