|Critical Issues in Transportation: 2013
December 2, 2013
TRB’s Executive Committee periodically identifies a set of critical issues in transportation to focus attention on their likely impact on the nation’s economy and quality of life. The discussion of the critical issues identified in this document is intended to facilitate debate and to encourage research leading to their resolution. Previous editions of Critical Issues in Transportation have hig...
November 16, 2013
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2362 contains 7 papers that examine the well-being of relocated box turtles during construction of the intercounty connector highway in Maryland; using onboard sound intensity measurements to interpret results of traffic noise modeling; and Virginia quieter pavement demonstration projects. This issue also ex...
|Air Quality 2013, Volume 2
November 10, 2013
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2341 contains 9 papers that study algorithmic development and preliminary testing of an ecodrive application; comparative analysis of car-following models for emissions estimations; comparisons of locomotive emissions during dynamometer versus rail yard engine load tests; the ratio of in-vehicle to near-vehi...
|Best Available and Safest Technologies for Offshore Oil and Gas Operations: Options for Implementation
October 28, 2013
The National Academy of Engineering and the National Research Council have released the prepublication version of Best Available and Safest Technologies for Offshore Oil and Gas Operations: Options for Implementation. The report explores a range of options for improving the implementation of the U.S. Department of the Interior’s (DOI’s) congressional mandate to require the use of best available...
|Effects of Diluted Bitumen on Crude Oil Transmission Pipelines
October 26, 2013
TRB has released Special Report 311: Effects of Diluted Bitumen on Crude Oil Transmission Pipelines that analyzes whether shipments of diluted bitumen have a greater likelihood of release from pipelines than shipments of other crude oils. The oil sands region of Canada is the source of diluted bitumen shipped by pipeline to the United States. The committee that produced the report did not find ...
|Overcoming Barriers to Electric-Vehicle Deployment: Interim Report
August 11, 2013
The Board on Energy and Environmental Systems, part of the National Academies Division on Engineering and Physical Sciences (DEPS) has released a report that explores near-term options to addressing market barriers that are slowing the purchase of electric vehicles and hindering the deployment of supporting infrastructure. The report focuses on the light-duty vehicle sector in the United ...
|Energy Savings Strategies for Transit Agencies
July 31, 2013
TRB’s Transit Cooperative Research Program (TCRP) Synthesis 106: Energy Savings Strategies for Transit Agencies describes energy reduction strategies being used in the United State and Canada that address vehicle technologies; vehicle operations, maintenance, and service design; non-revenue vehicles; stations and stops; building; indirect energy use; and renewable power generation.
|Effects of U.S. Tax Policy on Greenhouse Gas Emissions
July 15, 2013
The Board on Science, Technology, Economic Policy, part of the National Academies Division on Policy and Global Affairs (PGA) has released a report that reviews the U.S. Internal Revenue Code to identify the types of and specific tax provisions that have the largest effects on carbon and other greenhouse gas emissions and estimates the magnitude of those effects. PGA, like TRB, is a division of...
|Renewable Energy Guide for Highway Maintenance Facilities
June 7, 2013
TRB’s National Cooperative Highway Research Program (NCHRP) Report 751: Renewable Energy Guide for Highway Maintenance Facilities offers guidance for the application of renewable energy technologies for the heating and cooling, lighting, and electrical power requirements of highway maintenance facilities.
|Review of the Research Program of the U.S. DRIVE Partnership: Fourth Report
May 27, 2013
The Board on Energy and Environmental Systems, part of the National Academies’ Division on Engineering and Physical Sciences (DEPS) has release a report that provides an assessment of the U.S. DRIVE (Driving Research and Innovation for Vehicle Efficiency and Energy Sustainability) Partnership. The mission of the U.S. DRIVE Partnership is to accelerate the development of pre-competitive and inno...
|Assessing Opportunities for Alternative Fuel Distribution Programs
April 15, 2013
TRB’s Airport Cooperative Research Program (ACRP) Report 83: Assessing Opportunities for Alternative Fuel Distribution Programs consists of a guidebook and toolkit designed to help airports introduce and market alternative fuels to their airport community that includes tenants and consumers off airport. Alternative fuels considered include alternative jet fuel, green diesel, biodiesel, ethanol,...
|Fuel Usage Factors in Highway and Bridge Construction
March 30, 2013
TRB’s National Cooperative Highway Research Program (NCHRP) Report 744: Fuel Usage Factors in Highway and Bridge Construction includes fuel usage factors for work items in the construction and maintenance of highways and bridges. The report includes the Price Adjustment Calculator Tool, a Microsoft Excel® spreadsheet, designed to assist in the calculation of payment adjustments for construction...
|Transitions to Alternative Vehicles and Fuels
March 21, 2013
The Board on Energy and Environmental Systems, part of the National Academies’ Division on Engineering and Physical Sciences (DEPS), has release a report that finds that by the year 2050, the United States may be able to reduce petroleum consumption and greenhouse gas emissions by 80 percent for light-duty vehicles -- cars and small trucks -- via a combination of more efficient vehicles; the us...
|Energy and Global Climate Change 2012
November 12, 2012
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2287 consists of 21 papers that explore driving distance of electric vehicles; charging choices for plug-in hybrid electric vehicles in 2030; emission reduction technologies for large fleets; electric vehicles in rural states; energy use by plug-in hybrid electric vehicles; high-coverage point-to-point trans...
|Ecodriving: The Science and Art of Smarter Driving
September 12, 2012
A featured article in the July-August 2012 issue of the TR News explores ecodriving, which incorporates techniques and technologies to reduce fuel consumption and costs, greenhouse gas and other air pollutant emissions, vehicle miles traveled, vehicle and road degradation, and accident-related costs—such as property damage, injuries, fatalities, and insurance.
|Guidebook for Evaluating Fuel Purchasing Strategies for Public Transit Agencies
August 13, 2012
TRB’s Transit Cooperative Research Program (TCRP) Report 156: Guidebook for Evaluating Fuel Purchasing Strategies for Public Transit Agencies is designed to help identify and evaluate risks and uncertainties with respect to fuel prices. The guide also describes tools and techniques for minimizing the impact of fuel price uncertainties over time. The guidebook introduces the concept of fuel pric...
|Estimating the Effects of Pavement Condition on Vehicle Operating Costs
July 27, 2012
TRB’s National Cooperative Highway Research Program (NCHRP) Report 720: Estimating the Effects of Pavement Condition on Vehicle Operating Costs presents models for estimating the effects of pavement condition on vehicle operating costs. The models address fuel consumption, tire wear, and repair and maintenance costs and are presented as computational software that is included in the print versi...
|Alternative Fuels as a Means to Reduce PM2.5 Emissions at Airports
June 25, 2012
TRB’s Airport Cooperative Research Program (ACRP) Web-Only Document 13: Alternative Fuels as a Means to Reduce PM2.5 Emissions at Airports explores the potential impact that alternative fuel use could have on emissions and ambient air pollution concentrations of fine particulate matter (PM2.5) at airports. The project that developed ACRP Web-Only Document 13 also created a spreadsheet-bas...
|Review of the 21st Century Truck Partnership, Second Report
June 24, 2012
The National Research Council’s Committee on Review of the 21st Century Truck Partnership, Phase 2, has released its second report that reviews the 21st Century Truck Partnership (21CTP) as a whole, its major areas of focus, 21CTP management and priority setting, efficient operations, and the new SuperTruck program. The purpose of the Partnership is to reduce fuel consumption and emissions, inc...
|Airport Climate Adaptation and Resilience
June 18, 2012
TRB’s Airport Cooperative Research Program (ACRP) Synthesis 33: Airport Climate Adaptation and Resilience reviews the range of risks to airports from projected climate change and the emerging approaches for handling them.
|Energy and Global Climate Change 2011
February 16, 2012
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2252 contains 19 papers that explore economic and environmental optimization of vehicle fleets, driver response to energy information feedback, California's low-carbon fuel standard, feebates and fuel economy standards, energy use for transport in 27 European Union countries through 2030, and a comparison of...
|Guidelines for Integrating Alternative Jet Fuel into the Airport Setting
February 7, 2012
TRB’s Airport Cooperative Research Program (ACRP) Report 60: Guidelines for Integrating Alternative Jet Fuel into the Airport Setting identifies the types and characteristics of alternative jet fuels; summarizes potential benefits; addresses legal, financial, environmental, and logistical considerations and opportunities; and aids in evaluating the feasibility of alternative jet fuel production...
|Sustainability and Livability; Economic, Environmental, and Societal Impacts
January 28, 2012
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2242 consists of 15 papers that explore evaluation of sustainable transportation, sustainability assessments by transportation agencies, quantifying the economic domain of transportation sustainability, sustainable transportation planning, sustainable road transport in the European Union, measuring the perfo...
|Handbook for Considering Practical Greenhouse Gas Emission Reduction Strategies for Airports
January 7, 2012
TRB’s Airport Cooperative Research Program (ACRP) Report 56: Handbook for Considering Practical Greenhouse Gas Emission Reduction Strategies for Airports is designed to assist airport operators in identifying, evaluating, prioritizing, and implementing practical, low-cost strategies to reduce and manage greenhouse gas emissions. AirportGEAR, an interactive decision support tool developed as a c...
|Macondo Well-Deepwater Horizon Blowout: Lessons for Offshore Drilling Safety
December 14, 2011
The National Academy of Engineering and the National Research Council have released a report that examines the causes of the blowout of the Macondo well that occurred in the Gulf of Mexico on April 20, 2010. The report provides a series of recommendations, for both the oil and gas industry and government regulators, intended to reduce the likelihood and impact of any future losses of well contr...
December 13, 2011
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2233 consists of 21 papers that explore integrated bus information systems, the effects of operational efficiency on pollutant emissions, corridor-level air quality analysis of freight movement, comparison of greenhouse gas and criterion pollutant emissions, and operating variables on particle number emissio...
|Renewable Fuel Standard: Potential Economic and Environmental Effects of U.S. Biofuel Policy
December 9, 2011
The National Research Council has released a report that evaluates the economic and environmental consequences of increasing biofuels production as a result of the Renewable Fuels Standard, as amended by the Energy Independence and Security Act (RFS2). The report describes biofuels produced in 2010 and those projected to be produced and consumed by 2022, reviews model projections and other esti...
|Offshore Wind Energy Projects: Summary of a Workshop
November 4, 2011
TRB Conference Proceedings on the Web 4: Offshore Wind Energy Projects: Summary of a Workshop summarizes a March 2010 workshop held in Washington, D.C., that examined the processes use by the former Minerals Management Service (MMS) for selecting and managing certified verification agents (CVAs) and for identifying appropriate standards for assuring good engineering judgment and practice; for r...
|Policy Options for Reducing Energy Use and Greenhouse Gas Emissions from U.S. Transportation
October 28, 2011
TRB Special Report 307: Policy Options for Reducing Energy Use and Greenhouse Gas Emissions from U.S. Transportation examines the potential for policies to yield major changes in transportation energy use and emissions trends by policy measures targeting cars and light trucks, medium and heavy trucks, and commercial airliners. These three modes are by far the largest users of energy by U.S...