Transcript The Importance of Energy Efficiency – A case study of New Zealand
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The Importance of Energy Efficiency – A case study of New Zealand and the US [email protected]
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Overview
Definitions Measuring Efficiency Importance Improvements The Law
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Definitions
Energy Efficiency Reducing the energy used for a service Energy Conservation Reducing the need for energy The same or different?
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How is it measured?
Primary energy Intensity Measures how much energy is required by each country or region to generate one unit of GDP New Zealand, the US and the World
Primary Energy Intensity
0,25 0,2 0,15 0,1 0,05 0 2000 2008 USA NZ
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Why is it important?
Energy is an essential Two Sources Non-renewable and renewable sources Finite vs Infinite Economic Development Environment Climate change and greenhouse gases
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How do we improve the situation?
Three Levels Regulatory Producer Consumer
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Regulatory
Regulatory Framework IRP, DSM and DR Energy Efficiency Agencies Energy Efficiency and Conservation Authority
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Production
Energy Loss Cogeneration Corporate Social Responsibility Chevron Economic Efficiency
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Consumer
Efficiency is a matter of individual behaviour Costs Best case scenario v Reality Should it be left to the individual to make the personal choice?
Alternatives?
Programmes Smart Grid
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A Case Study
New Zealand The US
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New Zealand
Resource Management Act 1991 Energy Efficiency and Conservation Act 2000 Energy Efficiency and Conservation Authority New Zealand Energy Efficiency and Conservation Strategy
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USA
Energy Crisis Department of Energy and Energy Protection Agency Energy Star Energy Policy Act 2005 Energy Independence and Security Act 2007
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Conclusion
Energy will remain a vital issue, and energy efficiency is only a short term goal, however it does aid in the preservation of renewable sources, while alternatives are developed.