Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https://
means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
This data release includes citation details, abstracts, and results of a semi-automated content analysis for 88 publications we identified on the topic of the potential effects of traffic from oil...
data.gov
An official website of the GSA's Technology Transformation Services