2014年-世界发展银行全球_Toward_Sustainable_and_Energy_Efficient_Urban_Transport_28页_1mb

Summary of Toward Sustainable and Energy Efficient Urban Transport

Core Content

This document outlines a systematic and comprehensive approach to achieving sustainable and energy-efficient urban transport systems, emphasizing the Avoid-Shift-Improve (ASI) framework. It addresses the growing challenges of urban mobility in developing countries, including traffic congestion, air pollution, greenhouse gas emissions, and road accidents, which are primarily driven by the increasing reliance on private motor vehicles.

The ASI approach is a strategic framework that encourages cities to:

• Avoid unnecessary travel through land-use planning and promoting alternatives like telecommuting and online shopping.
• Shift from private vehicles to public transport and non-motorized modes (e.g., cycling and walking) by improving infrastructure and making public transport more attractive.
• Improve the efficiency and sustainability of unavoidable motor vehicle use through better traffic management and technological upgrades.

The document also highlights the importance of a holistic and integrated approach to urban transport planning, which must include coordination between land-use and transport policies, as well as the involvement of multiple stakeholders.

Main Points

1. Avoid Actions

• Reduce the number and length of trips through land-use planning and the promotion of remote work and e-commerce.
• Encourage compact urban development and mixed land use to minimize travel distances.
• Key strategies:
  • Increasing Floor Area Ratio (FAR) and limiting holding sizes.
  • Integrating land-use and transport planning to reduce the need for long commutes.

2. Shift Actions

• Promote the use of public transport and non-motorized modes by making them more convenient and efficient.
• Public transport is more space-efficient, fuel-efficient, and less polluting than private vehicles.
• Key strategies:
  • Supply-side improvements: building mass transit systems (e.g., metro rail, BRT), improving station accessibility, and integrating different transport modes.
  • Demand-side management: increasing fuel and parking costs, limiting vehicle ownership, and implementing road pricing schemes.
  • Examples: Curitiba, Singapore, and Bogota have successfully shifted mobility patterns through integrated planning and demand-side policies.

3. Improve Actions

• Reduce the negative impacts of motor vehicle use through better traffic management and cleaner technologies.
• Management measures include:
  • Improving road design and traffic signal synchronization.
  • Creating dedicated lanes for cyclists and pedestrians.
• Technological measures focus on:
  • Enhancing vehicle efficiency and fuel economy.
  • Adopting cleaner fuels (e.g., Compressed Natural Gas (CNG), electric vehicles).
  • Implementing sound operational and maintenance practices for public transport.

4. Comprehensive Approach

• A single initiative is not sufficient; a coordinated set of actions is needed.
• The ASI framework must be combined with land-use, environmental, and energy planning to achieve long-term sustainability.
• Cities like Singapore and Curitiba demonstrate how a comprehensive, integrated approach can lead to significant improvements in urban mobility and environmental outcomes.

Cross-Cutting Issues

1. Governance

• Urban transport governance is often fragmented and requires coordination across multiple agencies.
• A long-term vision and a politically independent planning body are essential for successful implementation.

2. Financing

• Urban transport requires substantial investment, which is often lacking in public budgets.
• Innovative financing mechanisms are needed, such as:
  • Leveraging the commercial value of urban land.
  • Implementing fuel and road user taxes to fund public transport.

3. Role of the Private Sector

• The private sector can play a crucial role in enhancing public transport efficiency and accessibility.
• Public-private partnerships and market-based approaches can support sustainable transport development.

4. Technology Choices

• Technology plays a vital role in improving public transport efficiency and reducing emissions.
• Cleaner fuels and vehicle technologies are essential, but require national-level policies and infrastructure support.

Key Information

• Transport emissions are a major contributor to air pollution and greenhouse gas emissions, with cars accounting for a large share of fuel consumption.
• Curitiba is a model city for sustainable transport, with a well-integrated BRT system and land-use policies that support compact development.
• Singapore has implemented a comprehensive set of policies, including demand-side management, fare integration, and a strong public transport system.
• Inflation-adjusted crude oil prices increased by 2.5 times between 2000 and 2013, highlighting the economic impact of transport on cities.
• Road accidents are a critical issue, with over 1.2 million deaths annually worldwide.
• Transit-Oriented Development (TOD) is a key strategy for reducing travel demand and improving access to public transport.

Conclusion

The document stresses that sustainable urban transport requires a paradigm shift in how cities are planned and developed. It calls for political commitment, integrated planning, and innovative policies to reduce reliance on private motor vehicles and promote more efficient, equitable, and environmentally friendly transport systems.