Please say this is a mere rumor!

[ZGM]

Otherwise, I won't be surprised if there is indeed acid rain caused by nitrogen dioxide.

Sour Showers: Acid Rain Returns--This Time It Is Caused by Nitrogen Emissions: Scientific American

 

[RightinNYC]

It sounds like nitrogen emissions over the past 30 yeas have been relatively flat, so why exactly would it be posing a new threat now?

 

[Deuce]

I'm not big on chemistry but nitrogen dioxide -> nitric acid sounds reasonable enough.

 

[Renae]

It sounds like nitrogen emissions over the past 30 yeas have been relatively flat, so why exactly would it be posing a new threat now?

AGW is no longer a credible threat, gotta create a new "cause" to fight.