Crews working to trim, protect Chicago trees

CHICAGO (WLS) -- City crews are busy trimming and protecting trees across Chicago.

Mayor Emanuel checked out some of their work Thursday. He said the backlog of trimming requests has been cut by 80 percent.

Crews are also inoculating trees to help fight against the emerald ash borer.
Related topics:
nature
Copyright © 2019 WLS-TV. All Rights Reserved.