4.9-Acid Rain
Notes
Carbonic Acid= Rain dissolving carbon dioxide
Sink Hole
Happens when the rain sinks into the soil and down to the limestone causing the limestone to start to corrode. This will cause the limestone to collapse in on itself and a sinkhole will form. This process takes a long time.
Sulfur Dioxide
Comes from:
-geysers
-volcanoes
-burning coal