I used to be a part of that crowd of people who would self advertise a TON, but some people are absolutely ridiculous with how much they post and I think it's up to others to give them "criticism" so that way they aren't polluting the forums

It's more like peeing in drinking water, it pollutes what you want and need. 

Growing up in a polluted creek in Louisiana I like a clean environment. 

They create noise pollution, and light pollution at night.Technology for data centers is improving but not fast enough.

Air Quality: Air pollution from vehicle emissions can be a concern, potentially impacting health, especially for those with respiratory issues.

People are worried about pollution in the US.  

At the time local environmental concerns were handled by Houston Pollution Control, that responsibility would shortly be transferred to the Texas Natural Resource Commission.  

But for most buyers, the constant noise pollution is a drawback.

This is particularly important in Connecticut that has a statute called the Connecticut Transfer Act on the books, which regulates the transfer of certain types of polluted sites and requires a party to file certain forms that certify that the site is clean or if polluted, will be remediated.

Next (if it has not already happened), leaks could begin and harmful water pollution.