Just in case you were as freaked out as I was that they cut down the trees by the uptown Astor Place subway entrance, that I saw grow up from saplings to be nice size trees over the last 20 years, I did some research, made some calls, and this is what I found out:
(click to enlarge on each, the architectural "proposed design" images from Astor Place down to the bottom of Cooper Square)
the 6 trees will be replaced with somewhere around sixty! OK, i can live with that I guess . . .
More space for people and less space for cars, YEA!