⟳ Репост от Alison 🇨🇦
Something I wondered so looked up 🌳 “When smoke is heavy, living trees actually "hold their breath" by closing the tiny pores on their leaves so they don't take in the toxic air.” theconversation.com/trees-dont-l...
Trees don’t like to breathe wildfire smoke, either – and they’ll hold their breath to avoid itAn unplanned experiment when wildfire smoke rolled through Colorado shows how trees keep some of the smoke out.theconversation.com