Trees don’t like to breathe wildfire smoke, either – and they’ll hold their breath to avoid it

By Delphine Farmer, Professor of Chemistry, Colorado State University
Mj Riches, Postdoctoral Researcher in Environmental and Atmospheric Science, University of Colorado Boulder

When wildfire smoke is in the air, doctors urge people to stay indoors to avoid breathing in harmful particles and gases. But what happens to trees and other plants that can’t escape?

They may respond a bit like us, it turns out: Some trees essentially shut their windows and doors and hold their breath.

As atmospheric and chemical…

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