![Air Pollution Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-environmental2.gif&w=64&q=75)
Easy
Can plants grow faster when surrounded by more carbon dioxide? Let's find out!
![Air Pollution Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-environmental2.gif&w=64&q=75)
Medium
Let's explore how different levels of activity and traffic affect the pollution levels in urban areas!
![Air Pollution Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-environmental2.gif&w=64&q=75)
Medium
How does traffic flow affect the release of pollutant gases? Find out in this science project!
![Air Pollution Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-environmental2.gif&w=64&q=75)
Medium
Have you ever wondered what's in the snow? Let's find out by collecting snow samples from different locations and testing them for pollutants!
![Air Pollution Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-environmental2.gif&w=64&q=75)
Hard
Does acid rain affect the growth of sunflowers? Find out by testing different pH levels of water on sunflower plants!
![Air Pollution Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-environmental2.gif&w=64&q=75)
Hard
Does acid rain dissolve buildings? Find out by testing marble, limestone, granite, and bricks in vinegar!
![Air Pollution Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-environmental2.gif&w=64&q=75)
Hard
Let's find out how much carbon monoxide is released by cars of different ages!
![Air Pollution Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-environmental2.gif&w=64&q=75)
Hard
Let's find out how traffic affects the amount of pollution in the air!
![Air Pollution Science Fair Project](/_next/image?url=%2Fimages%2Fscience-fair-project-environmental2.gif&w=64&q=75)
Hard
Discover how automobile exhaust affects the behavior and morphology of a freshwater hydrozoan called Hydra!
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