In mid-April 2016 the city of San Antonio(COSA) officially became a Tree City USA. This program offers direction, assistance and national recognition for our community and a framework for sustainable tree programs, initiatives, and ordinances.

 http://www.sanantonio.gov/DSD/Resources/News/TabId/3430/ArtMID/15095/ArticleID/7242/San-Antonio-Now-a-Tree-City-USA.aspx