Urban planners and researchers across the U.S. often point out the benefits of trees in city life. The City of Phoenix has a goal of covering a quarter of the city with a tree canopy by 2030.
In addition to providing shade, urban trees remove pollution from the air. A recent Forest Service study estimated the air-cleaning effect of trees in New York City saves about eight lives a year.
And as Matt Richmond from Here & Now contributor WCPN Ideastream reports, researchers are beginning to closely examine how much stress urban trees can handle.
Matt Richmond, reporter for WCPN Ideastream in Cleveland.
This segment aired on August 17, 2016.