Changes

Pollution is the nasty stuff caused by [[zones#Industrial Zones|industry]], the [[mining]] and [[drilling]] operations, [[Coal Power Plant|coal]] and [[Oil Power Plant|oil power plants]], and [[Sewage Outflow Pipe]]s. It comes in two kinds; [[#Ground Pollution|Ground Pollution]] and [[#Air Pollution|Air Pollution]]...You can reduce [[#Ground Pollution|ground pollution]] and [[#Radiation|radiation]] by planting [[tree|trees]].

Ground Pollution is the result of unclean industry, [[sewage]], and [[Waste Disposal|garbage]] practices within your city. Ground pollution accumulates over time, and can cause sickness in buildings over top of it, as well as polluting your water table..

==Air Water Pollution==:''Main article: [[Air Water Pollution]]''Air Water Pollution occurs when [[Water Tower]] or [[Water Pumping Station]] is generated constructed on top of areas affected by some buildings, ground pollution. Sims using the polluted [[water]] will become sick.  ==Radiation==:''Main article: [[Radiation]]''Radiation is effected caused by the wind, and can negatively impact meltdown of [[HealthNuclear Power Plant]] when it blows across areas where your population works or lives. Over time Air pollution levels in a [[regionMeteor Strike]] can increase and produce a haze that hangs in the air.