https://www.usgs.gov/publications/hydraulic-assessment-existing-and-alternative-stream-crossings-providing-fish-and
Seven existing road crossing structures at streams in Massachusetts were evaluated hydraulically and compared to hypothetical alternative structures designed...
stream crossingshydraulicassessmentexistingalternative
https://www.pew.org/zh/about/news-room/opinion/2020/02/26/in-the-west-wildlife-crossings-save-lives-and-money
Across the American West, a conflict has been quietly escalating for decades, leaving thousands of people injured and millions of animals dead. But the parties...
in the westwildlife crossingssavelivesmoney
https://www.thepetitionsite.com/takeaction/763/645/223/
Each year, collisions with animals on Colorado roads result in injuries, fatalities, property damage, and drained bank accounts. (1959 signatures on petition)
wildlife crossingspetitionthanklawmakersupporting