The document discusses sources of pollution that passively affect the environment. Water and air are being polluted by garbage, human waste, and factory emissions, which produces smog. Improper disposal of drainage also impacts water quality by reducing oxygen levels and harming ecosystems.

1. Passive Voice Exercises
1.-The water and rain arepollutedby garbageandhumanwaste.
2.-Layer ozonais beingfinishedby thefactoriescausessmog.
3.-Air ispolluted bythe factoriesrunning.
4.-Disposal of Drainageaffect water.
5.-ends dueaxigenoboquescollapses