Built Environment
For a zero-emission, efficient, and resilient built environment for everyone, everywhere
The buildings and construction sector is responsible for ~40% of global energy-related carbon emissions and 50% of all extracted materials.
It is estimated that between 2020 and 2050, new projects will generate half of their emissions from embodied sources, such as concrete and steel, and half from the energy used in operation.
However, a building lifespan is typically 60 years – so, this ratio is skewed in the medium-term towards embodied emissions. Embodied carbon emissions can account for 72% of building emissions over a 10-year time horizon.
Two-thirds of people will live in cities by 2060, and half of the urban fabric to accommodate them is not yet built. It is critical that the built environment addresses both operational and embodied emissions, taking a whole-life carbon approach.
In the 2030 Breakthrough Outcome, why are the conceived reductions for operational and embodied carbon different?
Operational Carbon:
By 2030, all new projects are net zero carbon in operation:
For further guidance on credible offsetting in the built environment, see WorldGBC guidance here.
Embodied Carbon:
By 2030, all new projects have >40% less embodied emissions:
For further guidance on credible offsetting in the built environment, see WorldGBC guidance here.
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