This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
• From 1860-1910 Forests East of the From 1860-1910 Forests East of the Mississippi Were Cleared = 13.3 sq. mi./day Mississippi Were Cleared = 13.3 sq. mi./day
• Forest Cover From 70% to 20%Forest Cover From 70% to 20%
www.fhwa.dot.govUS Forest Service
The Cities of Yonkers,The Cities of Yonkers,White PlainsWhite Plains• Early 1900’sEarly 1900’s• No Immediate TreesNo Immediate Trees
Photo credit: Mr. J. Nicoletti, Commissioner of Public WorksThe City of White Plains
Source: Historic White Plains
• 59% of NYS is Forested59% of NYS is Forested• 38.4% of Tree Cover in Urban 38.4% of Tree Cover in Urban
CentersCenters• 70% Pop. Located in Urban 70% Pop. Located in Urban
CommunitiesCommunities
Present Day PerspectivePresent Day Perspective
Map by Dan Bogan
SelectionSelection
Recommended Urban TreesRecommended Urban Treeswww.hort.cornell.edu/uhiwww.hort.cornell.edu/uhiDr. N. BassukDr. N. Bassuk
Landscape Tree FactsheetsLandscape Tree [email protected]@PSU.eduDr. H. GerholdDr. H. Gerhold
ProtectionProtection• Protecting Trees Protecting Trees
• 4 Yrs.4 Yrs. Acer Acer spp. 50- spp. 50-75% of Trunk Dia. 75% of Trunk Dia. Encircled with Girdling Encircled with Girdling Roots (20% control)Roots (20% control)
• ““Buried” Trees = Buried” Trees = significantly more significantly more susceptible to root susceptible to root pathogens, insects and pathogens, insects and feature a reduced life feature a reduced life expectancyexpectancy