wildlife crossings

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What a Year for #SaveLACougars! Ten Highlights from 2015

What a year for the #SaveLACougars campaign: from seeing the first design concepts of the Liberty Canyon Wildlife crossing, to raising our first $1 million for the campaign, to surprise cougar kittens …

Deer Posing for Camera by VTFWS

What Do Culverts and Lemons Have in Common?

As a society largely dependent on transportation infrastructure for the movement of people, goods, and services, the negative ecological consequences of transportation are inevitable. From noise and chemical pollution to …

Wildlife Crossing in Banff National Park by Anthony P. Clevenger of Western Transportation Institute

Is Less Always More?

Since its first introduction in 1975, the single large or several small (SLOSS) debate has sparked considerable controversy among conservation practitioners. Originally derived for providing recommendations for wildlife refuge design, …

The Real Cougars of L.A.

Meet the Real Cougars (Mountain Lions) of L.A.

Blonde. Powerful. Amazing teeth. Not the Real Housewives—but mountain lions, the real cougars of L.A! These wide roaming and territorial cats are at risk because their habitat is being cut …

Animals' Bridge

COOL CROSSINGS: Vote for Your Favorite Wildlife Crossing

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Rainn Wilson (and Ranger Rick) Want You to Help Build…

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#SaveLACougars receives $1 million for wildlife crossing! Help us match…

p13 kittens NPS

Good News for Los Angeles Mountain Lions! CalTrans Pursuing Wildlife Crossing

The now famous P22, the mountain lion who crossed two eight-lane freeways to find a new home, has captured the imagination of people in Los Angeles and beyond with his …

mountain lion crossing

Getting Wildlife (Safely) to the Other Side of the Road

More and more, mountain lions are tragically being injured or killed on the heavily-trafficked roads outside Los Angeles that cut through their mountain habitat. And as sprawling development consumes significant …

mountain lion

Would You Want to Cross a Freeway in LA? Neither Do Mountain Lions…Let’s Help Them Out

When young mountain lions in the hills of Southern California venture out to find their own territory, they come up against the daunting prospect of crossing as many as ten …

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