I think bandit signs are a form of sight pollution, I am sure people call on them. 

There was an active suit where neighbors were alleging that gasoline from the subject property was polluting their drinking water.

There is Illinois and then there is Chicago.If you enforce the lease provision be prepared for the tenant to move out.Always check out the applicant's current residence before letting them pollute you unit with roaches and critters.

To keep the population dependent on gas, coal, oil and polluting our planet for mega profits.You want something much more serious to whine and complain about?

The most annoying part of outdoor  lighting is the light pollution that can go with it.

Further anecdotal confirmation of this is the fact that I am looking for work in Detroit and plan to live in my appreciating house in Haslett while I do that.Risks exist but are few in Haslett:-Lake Lansing could fill in or become polluted-(but it was recently dredged and inlets are monitored closely)-MSU could become less popular in sports-(but it's hard to hard to imagine that happening because the University is very supportive of its athletic programs, MSU alumni are numerous in the area, and MSU is in the B10 conference).

Philippines but skip Manila (too crowded and polluted) - go to Palawan island.

Here in MA, there is an annual compliance inspection, culminating in a "21E" certificate, meaning that the site is clean.One of the nice innovations in this arena over the last decades is that there are now bacteria that "eat" petrochemical pollutants.  

We know from listening to the wacko environmentalists that people are exhaling pollution (CO2).

For example, a quiet neighborhood that used to be a busy factory area might have hidden issues, like pollution.