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What Does Sustainability Mean to Transportation Agencies? 3
Chapter 2
What Do es Sustainability Mean to Transportation Agencies?
Transportation GUIDING PRINCIPLES OF SUSTAINABILITY
agencies sh ould apply
the general What is sustainability? What is a transportation agency's role in
sustainability supporting sustainability? While attention to sustainability has
principles within their grown, defining and incorporating sustainability into day-to-day
specific transpor tation business presents a challenge to agencies.
context. They can set
their own goals to
support broader In general, sustainability encompasses a holistic consideration of
sustainability and play economic, social, and environmental progress--usually referred
their part in promoting to as sustainability dimensions--with a long-term perspective.
a sustainable future. Sustainability includes not only conditions today but addresses
the needs of future generations as well. And sustainability
incorporates equity among socioeconomic and demographic
groups, both today and over time. The fundamental principles of
sustainability as envisioned in this guidebook are that
sustainability entails meeting human needs for the present and
future while:
· Preserving and restoring environmental and ecological
systems,
· Fostering community health and vitality,
· Promoting economic development and prosperity, and
· Ensuring equity between and among population groups
and over generations.
This guidebook follows the traditional triple bottom line
approach to sustainability as expressed by the environmental,
social, and economic dimensions. Additionally, the researchers
view the principle of equity as reinforcing the other
sustainability dimensions, as a support to the three-legged
