Minimizing Tree Risks in Public Spaces Gary Johnson
Professor, Urban and Community Forestry University of Minnesota Extension, Department of Forest Resources
In the two previous parts of this practices and avoiding others that can three-part series on managing tree risks create harmful situations. in public spaces, the principles of tree defect detection, One: Zero Risk identifying and Management is not ranking hazardous Possible. situations that I know what involve tree defects, you’re thinking. and developing “Sure it is…cut down a logical and all of the trees!” professional That’s as logical as approach to removing all streets monitoring trees and paths to control in public spaces traffic risks, all were promoted as electrical services critical elements of to eliminate risk of a risk management electrocution, and program. Now, draining all lakes the final part: and ponds to create minimizing a landscape with no the risks to an risk of drowning. acceptable level. Every single service, Minimizing risks every part of open is a combination space infrastructure Large tree size only produces of instituting presents some level unacceptable risks in small spaces. some maintenance of risk. The smart
Page 20