Infrastructure & Cities

US and Canada green city index

July 22, 2011

North America

July 22, 2011

North America
Our Editors

The Economist Intelligence Unit

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Assessing the environmental performance of 27 major US and Canadian cities

Report Summary

The US and Canada Green City Index, a research project conducted by the Economist Intelligence Unit, sponsored by Siemens, seeks to measure and assess the environmental performance of 27 major US and Canadian cities across a range of criteria. This report presents the key findings and highlights from the Index, and is intended to provide stakeholders with a unique tool to help cities in the region learn from each other in order to better address the common environmental challenges they face.

The report is divided into five parts. First, it examines the overall key findings. Second, it examines the key findings from the nine individual categories in the Index: CO2, energy, land use, buildings, transport, water, waste, air and environmental governance. Third, the report presents a variety of leading best-practice ideas from across the US and Canada. Fourth, it gives a detailed description of the methodology used to create the Index. Finally, an in-depth profile for each city outlines its particular strengths, challenges and ongoing environmental initiatives. These profiles rightly constitute the bulk of the report because the aim of the study is to share valuable experience.

There are four overall key findings:

1. While there is a correlation between wealth and environmental performance, it is weaker in the US and Canada than in Europe and Asia

2. US cities – a more integrated development approach and active policy can improve performance

3. US and Canadian cities lead on water infrastructure, recycling and harnessing the private sector

4. Canadian cities in the Index outperform the US when wealth is taken into account 

Findings in individual categories include:

1. Active CO2 emissions reduction policies havehelped cities in the US and Canada Green City Index fall below national emissions levels. However there is still significant room for improvement, particularly among US cities.

2. Energy is another challenge for many US and Canada Index cities. Electricity use is high even when taking into account the underlying level of economic activity.

3. US and Canada Index cities have large amounts of green space – although often this is combined with low population density. Consistent with this, they tend to have good policies on parks and trees but are less active in containing urban sprawl.

4. Most cities are encouraging residents to have more energy efficient buildings, but are not requiring energy audits in which buildings are inspected for energy usage. Moreover, widespread regulations on the energy efficiency of new structures are not leading to a large number of Leadership in Energy and Environmental Design (LEED)-certified buildings.

5. Policies to promote green transportation are widespread in US and Canada Index cities, but these have little effect in practice. Although many US cities have ambitious goals to expand public transport, strained city budgets have prevented them from investing sufficiently in these infrastructure projects. Both US and Canadian cities also face a cultural battle, with most citizens seeing no need to get out of their cars.

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