Spray foam on a tree stump? Saw this today in the forest (~1000m sea level, Europe). : r/whatisthisthing

Sohn: It's not just a tree, it's a climate change fighter

Are the trees in town dripping sap like crazy? My car and the roads are covered in sticky stuff : r/sanmarcos

Seeing these everywhere, if these are growing in your yard this is not a cool free shrub, Tree of Heaven, roots will wreck foundations : r /grandrapids

Puddle of sap : r/arborists

Soapy Trees? Sometimes Trees Need a Shower

Question: Why is there foam running off from this tree in the rain? : r /botany

FoamTrees101

This had to be said. : r/trees

Freshly cut tree stump with sharp wooden splinters and cross-section after felling work in a forest in Westerwald, deforestation in Germany, Europe Stock Photo - Alamy

Ghost forests haunt the East Coast, harbingers of sea-level rise

Puddle of sap : r/arborists

Are the trees in town dripping sap like crazy? My car and the roads are covered in sticky stuff : r/sanmarcos

Seeing these everywhere, if these are growing in your yard this is not a cool free shrub, Tree of Heaven, roots will wreck foundations : r /grandrapids