I always find a trash can or keep a hold of my trash till I find one, anyone who does anything else really disrespects the planet that allows us to live.
First I'm hearing of either, but looks like it was a Jan news story, kind of glad he's busy with ukrine right now, or he might do something really crazy.
We're at about 8 billion it seems, however war and disease still trim our numbers and more people are having less kids where countries like Japan might fall out from lack of families happening. Hard to say how our population will go.