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to avoid breathing in harmful particles and gases. But what happens to trees and other plants that can't escape from the smoke?
Stomata cells change shape to open and close plant breathing pores. In the early 1900s, scientists studying trees in heavily polluted areas discovered that those chronically exposed to pollution from coal-burning hadthrough which plants breathe. They suspected that the substance in these granules was partly created by the trees, but due to the lack of available instruments at the time, the chemistry of those granules was never explored, nor were the effects on the plants' photosynthesis.
There are other clues that wildfire smoke can impact plants in negative ways. You may have even tasted one: When grapes are exposed to smoke, theiremerging concern
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