¥Sulfur
dioxide (SO2) and oxides of nitrogen (NOx) within
clouds (including fog) form acidic particles when
they react with water:
¥ SO2 + H2O Þ H2SO4 (sulfuric acid)
¥ NOx + H2O Þ HNO3 (nitric acid)
¥Acid
Rain is worse downstream of the point sources of
pollution
¥Acid
Rain affects Trees, Lakes, Structures
¥Acid
Deposition is a world-wide problem