english: If you look at classrooms right adjacent to one another, they have very similar ecosystems, but if you go to an office that is a farther walking distance away, the ecosystem is fundamentally different.
non_english: Ako pogledate  susedne učionice, imaju veoma slične  ekosisteme, ali ako odete u kancelariju do koje se mora duže hodati, ekosistem je  potpuno drugačiji.