> Since 1990 ... surpassed by China, which managed to add a staggering 173 million acres....

> Over the last three and a half decades China has planted roughly 120 million acres of forest

Where did the rest come from?

When a mommy tree and a daddy tree love each other very much…

I would have expected that to cause infill rather than spreading.

Well you’re the tree expert, not me. So I dunno?