All articles for the topic: cities


Cutting cities' emissions does have economic benefits – and these ultimately outweigh the costs

The politics of climate change in Australia has always been about the costs of change. It’s often debated in terms of we can’t afford or can afford to pay for the changes needed to our power, transport and building systems.

Portland’s cutting-edge tool for home buyers gains momentum in other US cities

Energy Efficiency in Buildings: Colombia

Publication / Report

Located in the North-West of South America, the Republic of Colombia has a strategic position in the region through its exit to the Caribbean Sea and the Pacific Ocean.

Energy Efficiency in Buildings: Cali, Colombia

Publication / Report

Situated in the South-West of Colombia, Santiago de Cali (Cali) is the capital of the Cauca Valley department.

Will vehicle automation help or hurt the environment? Join our conversation

On-bill financing gains ground but faces barriers to wider adoption

Good practices of cities

Cities are raising their profile within the international energy efficiency arena. More and more cities are committed to become CO2 neutral and engage a low-carbon development transition. At COP23 in Bonn, 25 cities pledged to implement more and more ambitious actions to mitigate and adapt to climate change by 2020.

Refurbishment of public buildings and modernization of public lighting

User generated Initiative

The project Zagreb Energy Efficient City (ZagEE) lead to the realization of energy savings by implementing economically sound and energy efficient technologies and measures to public lighting and buildings (90% of the buildings were classified below F energy class).

Public lighting LED retrofits with remote monitoring systems

User generated Initiative

In the city of Sonsonate, El Salvador, the public lighting upgraded its light-emitting diode (LED) technology by adding a General Electric (GE) system. This is a conjoint project between AES El Salvador, UNITAPE LATINOAMERICA and GE.

Energy and water efficient apartments

User generated Initiative

Smart Green Apartments (SGA) is a free programme provided by the City of Sydney to guide multi-apartment buildings to decrease energy and water consumption and waste outputs through free audits and information on government rebates.


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