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OFFICE OF
SUSTAINABILITY A DIVISION OF DEVELOP LOUISVILLE
Louisville Metro Government Office of Sustainability
Grey to Green 2: Concrete Data Urban Heat Management in Louisville, KY
Maria Koetter, Director of Sustainability March 23, 2017
Stormwater
Air Quality
Tree Canopy Urban Heat
Island
Energy
Efficiency
Sustain Louisville – Health, Equity, Resilience
HEALTH
Equity
Quality of Life
Introduction
Community Forestry Division
• 37% overall canopy
• 29% without Parks
• Citywide goal of 45%
• 8% downtown canopy
• Downtown goal is 15%
• Air quality benefits
• Health benefits
Urban Tree Canopy Assessment
Tree Canopy Coverage
Mortality from Heart Disease
0.24
0.25
0.27
0.28
0.28
0.29
0.36
0.36
0.36
0.37
0.41
0.42
0.44
0.46
0.48
0.50
0.56
0.63
0.96
1.67
0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8
NEW YORK
ST LOUIS
PHILADELPHIA
MINNEAPOLIS
EL PASO
ALBUQUERQUE
BATON ROUGE
WASHINGTON DC
RICHMOND
PORTLAND
TOLEDO
OKLAHOMA CITY
SYRACUSE
LAS VEGAS
INDIANAPOLIS
DETROIT
GREENSBORO
ATLANTA
PHOENIX
LOUISVILLE
SOURCE: URBAN CLIMATE LAB, GEORGIA INSTITUTE OF TECHNOLOGY
TOP 20 MOST RAPIDLY GROWING URBAN HEAT ISLANDS, 1961-2010
MEAN DECADAL CHANGE (F)
Results -
Average Daily High Temperature May-September 2012
Green Cool All Combined
Urban Heat Management - Modeling Results
• Air Pollution District
• Codes and Regulations
• Forestry Division
• Community Services
• Construction Review
• Economic Development
• Emergency Services
• Health & Wellness
• Metro Parks
• Planning & Design
• Public Works
• Vacant & Public Properties
Cross Functional Workgroups – Internal Agencies
Office of
Sustainability
Workgroup Team Leaders
Greening Cooling Health Education Energy
Efficiency
Cross Functional Workgroups – Internal Agencies
• Multi-tiered implementation strategy
• Internal best practices and programs
• City led efforts
• Public input
Greening
• Incentives
• Tree planting and protection
• Management plan
Heat Management Strategies
Cooling
• Cool roof rebates
• Cool paving pilot
• Commercial properties
Health
• Indoor safety
• Extreme heat
• Air quality
Heat Management Strategies
Heat Management Strategies
Education and Outreach
• Bus advertising
• Radio and media
• Industry publications
Green for Good – Health and Greening
Tree Canopy Urban Heat
Island
Green for Good – Health and Greening
• Heat management strategies
• Reforestation
• Health engagement
• Carbon reduction
• Data integration
Next Steps – Health, Environment, Resilience
Thank you!
Contact:
Maria Koetter, Director of Sustainability
502-574-4148
www.louisvilleky.gov/sustainability
OFFICE OF
SUSTAINABILITY A DIVISION OF DEVELOP LOUISVILLE
