> But trees or rotting trees can produce methane. Depends on tree variety, location, transport, and disposal. What do location and transport have to do with th

> But trees or rotting trees can produce methane. Depends on tree variety, location, transport, and disposal. What do location and transport have to do with the methane they produce? If you look at the article, the map of production by states shows that trees are relatively much closer to population centers than anything coming from China. So in addition to the heavy pollution from PVC production, there's also the heavy pollution from transoceanic shipping. Just how much methane do these rotting trees produce?