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How cities can stay cool on a warming Earth

George Sarraf, Christopher Decker, and Jad Moussalli, Strategy + Business Summary Air conditioning, a necessity of modern life, is unique because it perpetuates the very problem it solves. As the planet warms and as it prospers, more people demand air conditioning. Traditional systems consume...


Blog Entry
Global energy demand sees biggest increase this decade, with gas the fuel of choice: IEA

Robert Walton, Utility Dive Summary Worldwide energy demand surged 2.3% last year , a pace the International Energy Agency said was the fastest in this decade, driven by a strong global economy and the rise in heating and cooling load. Natural gas accounted for 45% of the rise in...

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Library Entry
Market Report Series: Energy Efficiency 2018

Summary Energy Efficiency 2018 , the sixth edition in the IEA Market Report Series, is the global tracker of trends and indicators in energy efficiency and an invaluable resource for energy efficiency policy makers and market actors. This year’s report provides a special feature in the form...


Blog Entry
Energy efficiency is the cornerstone for building a secure and sustainable energy system

International Energy Agency Ambitious progress on energy efficiency is possible, but would require policy action on cars, trucks, buildings and industry (Photograph: Shutterstock) Summary A global effort to deploy the right energy efficiency policies could, on its own, see greenhouse gas...


Blog Entry
IEA predicts geothermal growth of 3,600 to 4,500 MW 2018-2023

Alexander Richter, Think Geoenergy Summary In its Market Report “Renewables 2018”, the International Energy Agency (IEA) provides its analysis and forecasts to 2023. According to IEA, the geothermal power generation capacity is to expand by 28% or around 4GW. While IEA says it would reach...


Library Entry
Assessing the Actual Energy Efficiency of Building Scale Cooling Systems

Summary The costs, energy efficiency and environmental impacts of district cooling (DC) are often compared to those of building-scale chiller systems. In such comparisons, the assumptions regarding the efficiency of building-scale systems have a significant impact on the comparative economic...

IEA_Assessing the Actual Energy Efficiency of Building Scale Cooling Systems_2008.pdf


Blog Entry
IEA analyst: A heating and cooling target ‘could make a big difference’

Sam Morgan, Euractive Factors like cheaper installation costs and appliances mean that renewables will be hard-pressed to outdo natural gas in heating. But systems like district heating could help level the playing field. [Shutterstock] Summary As talks on the EU’s renewable energy...


Blog Entry
District heating shows lower total socio-economic cost in future energy system

Baerbel Epp, Solar Thermal World Graph: Aalborg University Summary What would the economic impact on a future energy system be if one were to unlock the full solar thermal potential in Austria, Denmark, Germany and Italy? According to a study conducted by Aalborg University as part of...


Blog Entry
Commentary: More policy attention is needed for renewable heat

Ute Collier, International Energy Agency (IEA) Policy support has helped raise the contribution of geothermal heat to district heating in Paris (Photo: Ute Collier) Summary As winter temperatures plummet in the Northern hemisphere, renewable heat is increasingly being used to provide...