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17 Chapter SIX Environmental Practices There is a compelling and urgent need to address the envi- of environmental, economic, and social sustainability. ronmental effects of air transportation, especially as these Using the management performance scale (see Appendix effects will grow as the economy and the demand for air B), respondents completed a self-assessment on how well transportation grow. If these effects are not addressed, they their airport was managing environmental, social, and eco- could constrain air transportation growth in the 21st century nomic sustainability with regard to policies and programs, (Waitz et al. 2004). Airports of the future will have to deal performance monitoring and reporting, and incentives and with the environmental concerns of the communities that awareness. surround them (Committee on Aviation and Environmental Protection 2007). On the management performance scale, 1 represents little or no awareness of the issue and no policies or pro- This section of the report presents the survey findings on grams in place, and 5 represents high awareness, account- environmental sustainability practices in the areas of mea- ability and long-term planning, and incentives aligned surement and monitoring, water, energy, climate change, with performance. Figure 5 shows the results of the self- land use, materials, waste, noise, energy, and green building. assessments. Table 10 shows which U.S. and non-U.S. airport respondents identified current or planned environmental practices at their U.S. Airports airports. For a detailed list of environmental sustainability practices reported by survey respondents, see Appendix D. Among respondents from U.S. airports, most of those from large airports rated their airport's environmental perfor- mance as 4 or 5. The two small hub airports rated their per- Environmental Sustainability Self-Assessment formance as 1 or 3, whereas the four medium airports rated their performance as 2 or 5. The non-hub airport respondent Survey respondents were asked to rate performance at rated its airport's environmental performance as 3. Sev- their airports with respect to the triple-bottom-line issues eral of the large hub airports justified their high ratings by Table 10 Survey respondents from U.S. and non-U.S. Airports who provided information on environmental practices at their airport Non-U.S. Airport U.S. Airport Respondents Environmental Practice Respondents Large Hub Medium Hub Small Hub Non-Hub En1. Measuring and Monitoring Q Q Q Q En2. Water Conservation Q Q Q Q En3. Water Quality Q Q Q Q En4. Climate Change Q Q Q Q Q En5. Air Quality Q Q Q En6. Land Use Q Q Q Q En7. Biodiversity Q Q Q En8. Materials Q Q Q En9. Waste Q Q Q Q En10. Noise and Aesthetics Q Q Q En11. Energy Q Q Q Q En12. Green Buildings Q Q Q