B
Oh they've been getting cleaner.
A
They have?
B
Sure. But, um, yeah, I'm not sure how much the water pollution is, is directly related to the air pollution, other than acid rain, yeah,
A
Acid rain, yeah, that's, that's what I was, uh,
B
I mean the stuff I've read recently in Technology Review basically indicates that acid rain may be a little bit, uh, overstated. That a lot of the die off they've seen in forests may not really be due to acid rain at all. Um, ye-, I'm not an expert.
A
Yeah, no. Didn't they just have an article, oh, on, uh, they were dumping lime.