Answer:
How trees stop air pollution:
Trees are able to clean the air and absorb harmful airborne particles and gaseous pollutants. ... Through the process of photosynthesis, trees are able to absorb carbon dioxide from our atmosphere and reduce the 'greenhouse effect', creating a less polluted, more sustainable world for our future generations.
If trees are not there then it wont be able to do the proccess which leads to air pollution more.
Explanation:
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