20060430-IEA-Energy_Policies_of_IEA_Countries_New_Zealand_2006_Review_172页_1mb

New Zealand's Energy Policy Assessment (2006 IEA Review)

General Energy Policy

New Zealand employs a light-handed regulatory approach with emphasis on energy liberalization and market monitoring. Key successes include market reforms that make it a pioneer in electricity liberalization and maintaining transparent markets.

Challenges & Recommendations:

• Strengthen policy documents for regulatory certainty.
• Finalize the energy strategy and climate policy urgently.
• Ensure regulatory independence of the Electricity Commission (EC).

Electricity and Environment

Key Findings:

• High reliance on hydro power (~63% of generation), vulnerable to droughts.
• Transport is the fastest-growing energy sector, accounting for ~42% of total consumption.

Recommendations:

1. Implement ex-ante regulatory approval to enhance investment certainty.
2. Introduce financial mechanisms for locational risk hedging.
3. Promote demand-side response to price signals.

Energy Efficiency

Progress & Issues:

• Set ambitious targets (~20% efficiency improvement by 2012), but only achieved ~1.1% in first two years.
• Building retrofits lag due to industry capacity constraints.

Recommendations:

• Improve data accuracy and expand sectoral efficiency targets.
• Intensify public awareness campaigns and implement stricter building codes.

Renewables Policy

Assessment:

• Commendable light-touch approach, especially for wind power.
• Biofuels uptake is low compared to targets; need flexible policies.

Recommendations:

• Investigate wind integration effects and implement short-term grid mitigation.
• Accelerate renewable supply growth through consumer engagement.

Fossil Fuels: Oil and Natural Gas

Critical Issues:

• Natural gas supply is declining rapidly (Maui field nearing depletion), raising security concerns.
• Biofuels offer a partial solution, but cost-effectiveness needs careful evaluation.

Recommendations:

• Ensure no barriers to natural gas import infrastructure investments.
• Require industry to hold mandatory stocks or create a stockholding agency.

R&D-Critical Notes:

• Energy R&D funding has increased ~17% annually since 2000.
• Focus on applied research rather than basic science, aligned with New Zealand's fast-technology-taker strategy.

Long-term Energy Sustainability

• Hydro remains dominant (~63% generation), making supply security a key challenge.
• Energy intensity gains (post-2000) rank among OECD leaders.

Conclusion

New Zealand excels in market-driven policies but faces significant long-term challenges in securing diversified energy supply and meeting environmental commitments. Urgent policy improvements are needed to address fossil fuel depletion and foster sustainable growth.