By Jessica Wolfrom : sfexaminer – excerpt
San Francisco’s urban tree canopy is one of the smallest in the nation — and some fear it’s on the decline. While the reasons for this are myriad and complex, new plantings have struggled to keep pace with removals or mortality rates, reports show, leaving thousands of sidewalk basins barren and treeless.
Trees have also been inequitably distributed across The City, which is all too clear on hot, fogless days when neighborhoods like SoMa and Bayview are degrees warmer than areas with ample canopy cover…(more)