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Savannah Case Study

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Introduction: Air pollution in modern society is becoming more and more of a pressing issue. I became intrigued when I learned about the level of air quality in places such as Beijing, New York City, and London. I was curious about the air quality in a smaller large scale city such as Savannah, GA. Savannah is a large city but has a smaller population than Atlanta. I also thought about how the air quality could improve after it rains.

PLANNING

Problem: Is the air quality in Savannah better right after it rains or before the rain occurs?

Hypothesis: If rain can remove soluble gases and particles from the atmosphere then the air quality will improve after it rains.

Variables: Dependent Variable: air quality

Independent Variable: …show more content…

Take a clean milk carton and cut it into four flat, large squares by cutting along the seams.
2. Cut the four larger squares into 12 smaller 3 inch by 3 inch squares.
3. Take the hole-puncher and punch a hole into the corner of each square and tie a piece of string through each hole.
4. Create a data sheet such as the one below. Date Amount of Particles
Square 1
Square 2
Square 3
5. Find a suitable location such as a backyard or open area in the woods.
6. Draw a 1 inch by 1 inch square in the center of the 3 squares. Label the first 3 squares “Square 1” “Square 2” and “Square 3”.
7. Find a place to hang the squares in the desired location. Make sure that there is no rain in the forecast for the next 3-5 days.
8. Spread a small amount Vaseline in the small 1 inch by 1 inch square before you hang them up.
9. Place the 3 squares from a easily accessible place such as a tree or a lamp post.
10. Check on the weather and the squares for the next 3-5 days.
11. After the time is up collect each square and take the magnifying glass to count any visible particles in each square. Record your data in the data table.
12. Create another data table such as the one below. Date Amount of Particles
Square 4
Square 5
Square

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