A vision to provide safe passage for mountain lions above 10 lanes of whizzing traffic near Los Angeles faced a foe: time. Genetically isolated pumas hemmed in by the 101 Freeway were showing birth defects and needed an outlet fast. A massive philanthropic challenge grant allowed the $92-million Wallis Annenberg Wildlife Crossing to advance rapidly...
Category: Crossings and Connectivity Projects
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LA Times: The world’s largest wildlife crossing is finally standing. Here is what’s coming next
The Wallis Annenberg Wildlife Crossing now spans the 101 Freeway in Agoura Hills, but weather issues have pushed completion to sometime in 2026. • Builders plan to cover the crossing with “engineered” soil inoculated with local microbes early next year so more than 5,000 native shrubs and wildflowers can be planted. • But the crossing...
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WSJ: California Wildlife Crossing to Be Largest in the World
The 10-lane highway overpass in Los Angeles designed to allow mountain lions and other animals to more freely roam, find mates A 200-foot-long wildlife overpass under construction in Los Angeles aims to help mountain lions and other animals roam safely across the concrete jungle of Highway 101, raising their chances of long-term survival. Preservationists...