Research in Progress (RIP) https://rip.trb.org/ en-us Copyright © 2024. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Research in Progress (RIP) https://rip.trb.org/Images/PageHeader-wTitle-RIP.jpg https://rip.trb.org/ Effects of COVID-19 Lockdown on Air Quality and Mortality across Continental United States – A Data Driven Approach https://rip.trb.org/View/1777170 Tue, 23 Feb 2021 18:23:56 GMT https://rip.trb.org/View/1777170 Transitioning Fuel Tax Assessments to a Road Usage Charge https://rip.trb.org/View/1707230 Tue, 19 May 2020 16:42:07 GMT https://rip.trb.org/View/1707230 Guidelines to Develop an Anti-Human Trafficking Action Plan for Airports https://rip.trb.org/View/1645872 Mon, 12 Aug 2019 21:35:12 GMT https://rip.trb.org/View/1645872 Integrated Active Transportation System Operational Vision and Implementation Research Plan https://rip.trb.org/View/1366739 Mon, 24 Aug 2015 15:22:49 GMT https://rip.trb.org/View/1366739