Representing Freight in Air Quality and Greenhouse Gas Models

Representing Freight in Air Quality and Greenhouse Gas Models

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qThis report presents an evaluation of the current methods used to generate air emissions information from all freight transportation activities and discusses their suitability for purposes such as health and climate risk assessments, prioritization of emission reduction activities (e.g., through State Implementation Plans), and public education. The report is especially valuable for (1) its identification of the state of the practice, gaps, and strengths and limitations of current emissions data estimates and methods and (2) its conceptual model that offers a comprehensive representation of freight activity by all transportation modes and relationships between modes. This report will better inform the near-term needs of public and private stakeholders regarding the quality of emissions data and guide future research that links freight activities with air emissions.q--pub. desc.SAGE includes specific aircraft fleet information and operations, combined with the use of engine performance data. ... These are the ICAO certification fuel flow and emissions data taken at 7%, 30%, 85%, and 100% rated outputs at sea level with corrections for ... The TAF method involves creating a weeka#39;s worth of official airline guide scheduled flights to represent the growth in demand for a future year .

Title:Representing Freight in Air Quality and Greenhouse Gas Models
Author: Louis Harold Browning
Publisher:Transportation Research Board - 2010-01-01

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