1. Jenna Araujo Nikita Parsons
Acid Deposition
Jenna Araujo
Nikita Parsons

2. What is Acid Deposition?
Another word for “Acid Rain”
Mixture of wet and dry deposition from :
-atmosphere containing :
-higher than normal amounts of nitric and sulfuric acids.
When the ph drops below 5 ( normal rain is between 5 and 6)

3. Chemical Reaction : Formula :
- H2SO H+SO4 ² ( HYDROGEN AND SULPHATE IONS)
- HNO H+ NO 3 – (HYDROGEN AND NITRATE IONS)

4. Sources : Human activities account for 90%
Only 10% for natural phenomenon
Main causes :
-The use of fossil fuels such as coal
- Mineral extraction
- The production of electricity in thermal generating stations

5. Effects : Aquatic Organisms: - Changes the aquatic flora and fauna
- Changes in a single species can have repercussions on all the others.
Humans:
- Can cause irritation of the respiratory
tract, which affects the lungs and
worsens respiratory illnesses
- Ex: Bronchitis and asthma

6. Conclusion :
In general, it’s bad for the environment and for human beings.
We need to pay attention what we put in our air.
It’s already bad enough with the burning of fossil fuels and natural phenomenon.
-Ex: Gas being released from cars and volcanoes erupting.