Colorado | smithsonianmag.comhttps://www.smithsonianmag.com/rss/tag/colorado/RSS feed for ColoradoenMon, 19 Oct 2026 14:00:00 +0000How Colorado's Wildlife Mitigation Efforts—Including the Largest Animal Crossing Overpass in North America—Are Making Everyone Saferhttps://www.smithsonianmag.com/smart-news/how-colorados-wildlife-mitigation-efforts-including-the-largest-animal-crossing-overpass-in-north-america-are-making-everyone-safer-180989704/Animals can now cross a dangerous stretch of Interstate 25 thanks to new infrastructure, including fences, underpasses and a massive overpass, which has led to a 91 percent reduction in wildlife-vehicle collisionsMon, 19 Oct 2026 14:00:00 +0000https://www.smithsonianmag.com/smart-news/how-colorados-wildlife-mitigation-efforts-including-the-largest-animal-crossing-overpass-in-north-america-are-making-everyone-safer-180989704/