I guess it's anecdata, but near me within 10 miles of downtown Boston there is a substantial area of forested park land which used to be farms. You can tell it

I guess it's anecdata, but near me within 10 miles of downtown Boston there is a substantial area of forested park land which used to be farms. You can tell it was farm land by the remnants of the stone walls, which themselves only became prominent somewhere around the Revolution when people had cut down so many trees there wasn't enough for building fences entirely from wood. Source: my recollection of reading https://www.amazon.com/gp/aw/d/1581571658 https://www.amazon.com/gp/aw/d/1581571658