Cascade critter crossings: How I-90 became safer for wildlife, drivers
Structures now help thousands of animals each year cross the state's busiest east-and-west artery and one of the nation's busiest mountain highways.
Source: yakimaherald.com
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Structures now help thousands of animals each year cross the state's busiest east-and-west artery and one of the nation's busiest mountain highways.
Interstate 90 fractures the spine of the Cascades at its midpoint. For wildlife that once freely roamed the region from Canada to Oregon, the highway was an impassable barrier — until the …