Problem Statement Advanced (2nd and 3rd generation) biofuels include a range of renewable liquid or gaseous fuels produced from non-food sources such as woody grasses, agricultural residues and organic waste.…
Problem Statement Policy interest in low carbon fuel standards (LCFS) as a means of reducing GHG emissions is growing rapidly. California Governor Arnold Schwarzenegger signed an executive order on January…
Problem In some locations, particularly the U.S. Gulf, transportation infrastructure will remain at risk due to persistent weaknesses in natural systems, such as sea-level rise coupled with shoreline subsidence and…
New construction and replaced impervious surfaces will trigger the new LID standard in the future. In implementing the new LID standard, DOTs need a factual basis to assess the feasibility of applying…
Problem An increase in allowable freight tonnage on U.S. highways has been proposed. Such an increase in truck weight could affect greenhouse gases (GHG’s) and other emissions, and the mix of…
Need for the Research Highways can contribute to hydrologic changes with subsequent degradation of streams. Permits and regulations are beginning to require management of stormwater to minimize adverse hydromodification. Traditional methods of stormwater…
Problem Freight movement accounts for approximately 20% of greenhouse gas (GHG) emissions from transportation and is expected to increase in its share. The logistical challenges of freight transportation which involves multiple…
Need for the Research Highways can contribute to hydrologic changes with subsequent degradation of streams. Permits and regulations are beginning to require management of stormwater to minimize adverse hydromodification, but there are no…
TERI Administrator Note: Selected as FY12 NCHRP Project 25-40; estimated completion is April 2014 Background As the surface transportation systems of the nation expand and transportation agencies continue to meet the…
Given that many states are moving forward with climate adaption plans or state regulations that require transportation plans to include climate change strategies a look at conformity/air quality implications from…