Top Posters
Since Sunday
c
5
j
5
a
5
L
5
f
5
j
5
D
4
k
4
y
4
t
4
h
4
l
4
SlideshowReport

The extent of acid rain in the United States has decreased.

Description
Data show wet sulphate deposition due to acid rain in kilograms per hectare.
Related Images
Add Comment
Explore
Post your homework questions and get free online help from our incredible volunteers
  858 People Browsing
 157 Signed Up Today
Your Opinion
Who will win the 2024 president election?
Votes: 8
Closes: November 4