http://www.nydailynews.com/new-york/brooklyn/city-pilot-comp...
http://www.nytimes.com/2014/05/31/nyregion/composting-in-new...
etc It's been expanding gradually.
As for not knowing a single place, seriously, you aren't looking very hard, since "compost pile brooklyn" shows about 50 easy places
http://www.nydailynews.com/new-york/brooklyn/city-pilot-comp...
http://www.nytimes.com/2014/05/31/nyregion/composting-in-new...
etc It's been expanding gradually.
As for not knowing a single place, seriously, you aren't looking very hard, since "compost pile brooklyn" shows about 50 easy places