> "The reason is because forest do not change CO2 levels noticeably, in the long run" What does "in the long run" mean? Will it suck up carbon for the first 2

> "The reason is because forest do not change CO2 levels noticeably, in the long run" What does "in the long run" mean? Will it suck up carbon for the first 20 years while the tree is growing? 20 years would of borrowed time would be quite useful.