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Defining zero-emission buildings
The revision of the Energy Performance of Buildings Directive (EPBD) is essential to set out how the European Union can decarbonise the building stock by 2050. This report presents the work carried out by the JRC during the second half of 2021, supporting the introduction of zero-emission building (ZEB) definition in the revised EPBD. The study identifies the key methodological aspects that a ZEB definition should address (i.e., stages included in the greenhouse gas emissions calculation over building life-time, ambition of reaching zero emissions, calculation methods, metrics, and system boundaries), highlighting the key role of energy efficiency and renewable energy in reducing the operational emissions. Moving towards zero life-cycle emissions, it will be crucial to lower as much as possible the embodied emissions by prioritising low carbon materials, while the calculation and disclosure of global warming potential will guide decision-makers on carbon offset options. Furthermore, the study identifies the main features of a pragmatic definition also considering the interplay with other building-related concepts framed by the EPBD. Finally, the linkage with other EU policies as well as the market readiness to deliver zero-carbon buildings are discussed. ; JRC.C.2 - Energy Efficiency and Renewables
Defining zero-emission buildings
The revision of the Energy Performance of Buildings Directive (EPBD) is essential to set out how the European Union can decarbonise the building stock by 2050. This report presents the work carried out by the JRC during the second half of 2021, supporting the introduction of zero-emission building (ZEB) definition in the revised EPBD. The study identifies the key methodological aspects that a ZEB definition should address (i.e., stages included in the greenhouse gas emissions calculation over building life-time, ambition of reaching zero emissions, calculation methods, metrics, and system boundaries), highlighting the key role of energy efficiency and renewable energy in reducing the operational emissions. Moving towards zero life-cycle emissions, it will be crucial to lower as much as possible the embodied emissions by prioritising low carbon materials, while the calculation and disclosure of global warming potential will guide decision-makers on carbon offset options. Furthermore, the study identifies the main features of a pragmatic definition also considering the interplay with other building-related concepts framed by the EPBD. Finally, the linkage with other EU policies as well as the market readiness to deliver zero-carbon buildings are discussed. ; JRC.C.2 - Energy Efficiency and Renewables
Defining zero-emission buildings
MADUTA Carmen (author) / MELICA Giulia (author) / D'AGOSTINO Delia (author) / BERTOLDI Paolo (author)
2023-01-01
Miscellaneous
Electronic Resource
English
DDC:
690
TIBKAT | 2017
|From net energy to zero energy buildings: Defining life cycle zero energy buildings (LC-ZEB)
Online Contents | 2010
|Springer Verlag | 2020
|