Mountain Lions

Close-up of mountain lion in the Santa Monica Mountains, California.

Cougar Death Highlights Urgent Need for Wildlife Crossing

A mountain lion was found dead on the 101 Freeway, less than half a mile from the steel and concrete endoskeleton of the Wallis Annenberg Wildlife Crossing.

June 24, 2024 - The Acorn

Mountain Lion

Opinion: Conservation and Affordable Housing Can Coexist

Encouraging denser development in urbanized areas is an effective way to protect sensitive flora and fauna from human encroachment.

March 15, 2022 - Ventura County Star

Rattlesnakes

Silicon Valley Town Backs Off Mountain-Lions-as-Density-Deterrent

An update for Woodside's plans to avoid a state-mandated rezoning by claiming that the entire town serves as mountain lion habitat.

February 8, 2022 - Los Angeles Times

A map showing the location of Woodside, California and its surrounding roads.

A Novel Defense Against State-Mandated Density: Mountain Lions

Woodside, a small town in the South Bay Area of California, has invented a new method for resisting state-mandated zoning reforms.

February 3, 2022 - The Almanac

Mountain Lion

L.A. Wildlife Crossing To Break Ground This Spring

The planned wildlife bridge spanning an eight-lane freeway will be the world's largest and most ambitious project of its kind.

January 18, 2022 - Curbed

Rendering of the proposed Liberty Canyon Wildlife Corridor

California Wildlife Crossings Get New Funding

The state is budgeting $61 million to build wildlife crossings that increase biodiversity, help species thrive, and save both human and animal lives.

July 28, 2021 - CALmatters

Rattlesnakes

Major Grant Helping to Make Wildlife Crossing a Reality in Los Angeles County

The Annenberg Foundation is awarding a $25 million grant to the National Wildlife Federation's campaign to build a wildlife crossing at Liberty Canyon, over the 101 Freeway.

May 17, 2021 - Patch

Mountain Lion

A Safe Freeway Crossing for Southern California Wildlife

After eight years of planning, a highway crossing project spanning U.S. Route 101 could break ground in 2021.

October 29, 2020 - Fast Company

Mountain Lion

The Best Locations for L.A.’s Mountain Lion Freeway Bridges

A coalition of researchers have identified one area near the 101 and other near I-15 that would help keep the big cats alive and healthy.

May 28, 2018 - Los Angeles Times

WIldlife

Why Did the Mountain Lion Cross the Road?

It doesn't matter why—but how is pretty important.

March 18, 2018 - Los Angeles Times

Mountain Lion

Sunday Fun: The Mountain Lions of Los Angeles Get Their Own Social Media Presence

The National Park Service has launched the Puma Profiles, making it easier to explore the lives of the city's largest collection of feral residents.

November 6, 2016 - KPCC

Urban Design for Planners 1: Software Tools

This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.

Planning for Universal Design

Learn the tools for implementing Universal Design in planning regulations.

Top Books

An annual review of books related to planning.

Top Schools

The definitive ranking of graduate planning programs.

100 Most Influential Urbanists

The who's who of urbanism, according to Planetizen readers.

Urban Planning Creators You Should Know

A short list of voices on social, video, and podcasting platforms.