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Energy demand for materials in an international context
Ernst Worrell1, Jesus Rosales Carreon2
1Copernicus Institute of Sustainable Development, Utrecht University, Heidelberglaan 2, 3584 CS Utrecht, The Netherlands e.worrell@uu.nl.
Reducing industrial greenhouse gas (GHG) emissions requires more than energy efficiency. Integrated policies combining energy efficiency, renewable energy, and material efficiency are crucial for deep carbon emission reductions.
Area of Science:
- Materials science
- Environmental science
- Industrial ecology
Background:
- Societal development is intrinsically linked to material consumption.
- Increased material use drives energy demand and greenhouse gas (GHG) emissions.
- Reducing emissions from material production is a critical global challenge.
Purpose of the Study:
- To evaluate the potential of energy efficiency in material-producing industries.
- To assess the sufficiency of current best practices for meeting climate goals.
- To explore integrated policy approaches for deep GHG emission reductions.
Main Methods:
- Analysis of energy-efficiency improvement potentials across industrial sectors.
- Review of barriers to the adoption of best practices.
- Examination of policy options for GHG mitigation.
Main Results:
- Switching to best practices offers 20%-35% energy-efficiency improvement potential in most sectors.
- Current 'business as usual' adoption rates are slow due to various barriers.
- Energy efficiency alone is insufficient to meet Paris Agreement climate targets.
Conclusions:
- Achieving deep carbon emission reductions necessitates integrated policies.
- Combining energy efficiency, renewable energy, and material efficiency/demand reduction is key.
- This integrated approach presents the most economically attractive pathway for significant GHG mitigation.
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