Green City Index. A research series analyzing the environmental performance of more than 100 cities worldwide Karen Stelzner, Siemens AG

1. Green City Index
A research series analyzing the environmental performance
of more than 100 cities worldwide
Karen Stelzner, Siemens AG
UCEU Conference - October 14, 2011
© Siemens AG, 2011

2. The dawn of the "urban millennium" has started
In 2007 ~50% of the world's population
was living in cities
until 2030 – this will increase to 60%
until 2050 – this will increase to 70%
Population
„Urban
Millennium"
67% of global energy
600 urban centers
demand,
generate about 60%
Economy Environment up to 70% of worldwide
of global GDP
GHG emissions
October 14, 2011 UCEU Conference Vilnius Karen Stelzner, Siemens AG

3. The Green City Index research series assesses more
than 100 cities worldwide
US / Canada
Green City Index European Green City Index
(27 cities | June 2011, Aspen) (30 cities | Dec 2009, Copenhagen)
German Green City Index
(12 cities | June 2011, Frankfurt)
Asian Green
City Index
(22 cities | Feb 2011,
Singapore)
Latin America
African Green
Green City Index
(17 cities | Nov 2010
City Index Australia / NZ
Mexico City) (15 cities | Dec 2011
(7 cities | coming soon)
Durban)
October 14, 2011 UCEU Conference Vilnius Karen Stelzner, Siemens AG

4. How sustainable are cities worldwide? The Green
City Index series provides answers…
Objective How this is achieved?
Comparison of major cities in Independently researched project by the EIU
Europe, Asia/Pacific, Africa, Transparent methodology, developed in
and the Americas in terms of
consultation with international urban
their environmental
sustainability experts from leading city networks,
performance and policies
UN, World Bank, etc.
Aid understanding for strengths
and weaknesses of each city Set of quantitative and qualitative indicators in
and their performance against various environmental categories
peers Unique scope of research project
Forster best practice sharing
Independent research and advisory firm with more than 40 offices worldwide
Well known for their country analysis on more than 200 markets
High reputation for its research and indices
October 14, 2011 UCEU Conference Vilnius Karen Stelzner, Siemens AG

5. The first study:
The European Green City Index
Published December 2009 in Copenhagen at
the COP15 Climate Change Conference
October 14, 2011 UCEU Conference Vilnius Karen Stelzner, Siemens AG

6. The study compared 30 major European cities
from 30 European countries
• Amsterdam, Netherlands • Riga, Latvia
• Athens, Greece • Rome, Italy
• Belgrade, Serbia • Sofia, Bulgaria
• Berlin, Germany • Stockholm, Sweden
• Bratislava, Slovakia • Tallinn, Estonia
• Brussels, Belgium • Vienna, Austria
• Bucharest, Romania • Vilnius, Lithuania
• Budapest, Hungary • Warsaw, Poland
• Copenhagen, Denmark • Zagreb, Croatia
• Dublin, Ireland • Zurich, Switzerland
• Helsinki, Finland
• Istanbul, Turkey
• Kiev, Ukraine
• Lisbon, Portugal
• Ljubljana, Slovenia
• London, UK
• Madrid, Spain
• Oslo, Norway
• Paris, France
• Prague, Czech Republic
October 14, 2011 UCEU Conference Vilnius Karen Stelzner, Siemens AG

7. 16 quantitative and 14 qualitative indicators
in 8 categories were assessed
October 14, 2011 UCEU Conference Vilnius Karen Stelzner, Siemens AG

8. Overall ranking: Scandinavian countries score best,
Copenhagen comes in first overall
Results are
presented both overall
as well as in the 8
individual categories
October 14, 2011 UCEU Conference Vilnius Karen Stelzner, Siemens AG

9. Some interesting comparisons between the
different the Indices
US and Latin Europe Germany Asia
Canada America
CO2 emissions 14.5 tons 5.2 tons 9.8 tons 4.6 tons
(per capita)
Population density 3000 4500 3900 8100
(persons / km²)
Water consumption 590 liters 265 liters 288 liters 160 liters 276 liters
(per person/day)
Waste 465 kg 510 kg 530 kg 380 kg
(per person/year)
Recycling 26% 17% 48%
Modal split 13% 62% 50%
October 14, 2011 UCEU Conference Vilnius Karen Stelzner, Siemens AG

10. Vilnius – number 1 for air quality and
best-performing city from East Europe
Overall rank 13 (out of 30)
Best performing city from East Europe
despite one of the lowest GDP per capita
Overall leader for air quality with low levels
of NO2, SO2 and particulate matter
4th highest share of people walking or
cycling to work: 35%
5th lowest rate of waste generated per
capita: 424 kg
Biggest challenges in Energy & CO2:
High energy consumption and CO2
emissions, low share of renewables
October 14, 2011 UCEU Conference Vilnius Karen Stelzner, Siemens AG

11. Technology plays an important role in improving
energy efficiency, eco-friendliness and quality of life
Renewable
Energy
Power
Transmission
& Distribution
Smart Grid
Solar Energy
High-speed
transportation
Alternative
drive system
(Hybridbus)
E-mobility
Harbor Power Generation Industrial drives Electricity saving
Water & Waste Water Smart Buildings Green Hospitals Efficient lighting
Traffic
Management
October 14, 2011 UCEU Conference Vilnius Karen Stelzner, Siemens AG

12. Thank you very much for your attention!
www.siemens.com/greencityindex
© Siemens AG, 2011