Environment

Rendering of proposed greenway design for downtown San Diego street.

San Diego Swaps Parking Lane for Kid-Friendly Mini Park

The block-long greenway will feature interactive play equipment and landscaping.

April 7, 2025 - The San Diego Union-Tribune

Oil well on hilltop in Los Angeles with city neighborhoods in background.

Tracking the Invisible: Methane Leaks From LA’s Neighborhood Oil Sites

Environmental advocates are using infrared technology to monitor and document methane leaks from neighborhood oil sites, filling regulatory gaps and pushing for stronger protections to safeguard community health and the climate.

April 7, 2025 - LAist

Paved path with artesian fountain at end and tall trees arching over walkway with joggers and walkers in Savannah, Georgia.

Survey: US Public Spaces Not Meeting Community Needs

A lack of funding prevents many U.S. parks and public spaces from playing a more significant role in helping residents meet daily needs.

April 6, 2025 - Smart Cities Dive

Low view of separated bike lanes in middle of Pennsylvania Avenue with U.S. Capitol dome visible at end of street at night.

Safe Streets Funding in Jeopardy

The Trump administration is specifically targeting bike infrastructure and other road safety projects in its funding cuts.

April 4, 2025 - Grist

Downtown Los Angeles skyline viewed from a distance with freeway and trees in foreground.

Updating LA’s Tree Rules Could Bring More Shade to Underserved Neighborhoods

A new USC study finds that relaxing Los Angeles’ outdated tree planting guidelines could significantly expand urban tree canopy and reduce shade disparities in lower-income neighborhoods, though infrastructure investments are also needed.

April 3, 2025 - USC Dornsife

Aerial view of Claifornia aqueduct with green orchard on one side.

California's Canal Solar Projects Aim to Conserve Resources and Expand Clean Energy

California’s Project Nexus has begun generating electricity from solar panels installed over irrigation canals, with researchers and state agencies exploring statewide expansion to conserve water and boost clean energy production.

April 3, 2025 - Turlock Journal

Close-up on U.S. Forest Service plaque.

What Forest Service Cuts Mean for Cities

U.S. Forest Service employees work on projects that have impacts far beyond remote, rural wilderness areas.

April 3, 2025 - Greater Greater Washington

Blue and white Amazon trucks parked at loading docks at warehouse.

Poorest NYC Neighborhoods Pay Price for Delivery Boom

The rise of ‘last-mile’ e-commerce warehouses — and their attendant truck traffic and air pollution — is disproportionately impacting the most historically disadvantaged parts of the city.

April 3, 2025 - Inside Climate News

Aerial view of schoolyard in Oakland, California with newly planted trees, sports courts, and playground equipment.

Greening Oakland’s School Grounds

With help from community partners like the Trust for Public Land, Oakland Unified School District is turning barren, asphalt-covered schoolyards into vibrant, green spaces that support outdoor learning, play, and student well-being.

April 2, 2025 - FacilitiesNet

Power lines at golden hour with downtown Los Angeles in far background.

California Governor Suspends CEQA Reviews for Utilities in Fire Areas

Utility restoration efforts in areas affected by the January wildfires in Los Angeles will be exempt from environmental regulations to speed up the rebuilding of essential infrastructure.

April 2, 2025 - Los Angeles Times

Green roadside sign with white text reading "Entering Nez Perce Indian Reservation" against grassy field and blue sky.

Native American Communities Prepare to Lead on Environmental Stewardship

In the face of federal threats to public lands and conservation efforts, indigenous groups continue to model nature-centered conservation efforts.

April 2, 2025 - The Conversation

Sculpture of seated Jane Goodall holding hands with chimp on green lawn.

Jane Goodall Inspires with Message of Hope, Resilience, and Environmental Action

Speaking in Pasadena, Jane Goodall offered a hopeful and inspirational message, urging global compassion, environmental responsibility, and the power of individual action to shape a better future.

April 1, 2025 - Pasadena Star-News

Close-up of small brown mushrooms growing in soil and moist green moss.

Harnessing the Power of Fungi for Environmental Cleanup

Mycoremediation — the use of fungi to break down or absorb environmental pollutants — offers a promising, cost-effective, and eco-friendly alternative to conventional methods for restoring contaminated sites.

April 1, 2025 - ecohustler

New modern home in grays with ADU and porta-potty out front being built in Kirkland, Washington.

March Must-Reads: Top 10 Articles From Last Month

Proposed housing solutions, Chicago transit in peril, and executive actions in limbo.

April 1, 2025 - Diana Ionescu

Colorful murals on exterior of Hollywood High School in Los Angeles, California against night sky.

Advancing Sustainability in Los Angeles County Schools

The Los Angeles County Office of Education’s Green Schools Symposium brings together educators, students, and experts to advance sustainability in schools through innovative design, climate resilience strategies, and collaborative learning.

March 31, 2025 - Los Angeles County Office of Education

Rusty abandoned oil well and equipment with prickly pear cactus next to it in West Texas.

Using Old Oil and Gas Wells for Green Energy Storage

Penn State researchers have found that repurposing abandoned oil and gas wells for geothermal-assisted compressed-air energy storage can boost efficiency, reduce environmental risks, and support clean energy and job transitions.

March 31, 2025 - Pennsylvania State University

'Opaeka'a Falls on the island of Kauai surrounded by lush green forest and blue sky.

How Protecting Kauaʻi’s Forests Safeguards Fresh Water

A University of Hawaiʻi study shows that protecting Kauaʻi’s native forests from invasive species significantly boosts groundwater recharge, making it a cost-effective strategy to secure fresh water and enhance climate resilience.

March 31, 2025 - University of Hawai'i News

Close-up of open charging port with charging cable plugged in on yellow electric school bus.

Pittsburgh Rolls Out Electric School Buses

Pittsburgh Public Schools has launched its first electric school buses, with plans to fully electrify its fleet over the next 14 months, aiming to create a cleaner, more sustainable transportation system supported by new charging infrastructure.

March 31, 2025 - CBS Pittsburgh

School District of Philadelphia building with large silver title lettering and taller buildings visible in background.

Concrete to Community: A Schoolyard Makeover in West Philly

With guidance from the Trust for Public Land, third graders at Overbrook Elementary are leading the redesign of their asphalt schoolyard into a vibrant green space, learning valuable skills and creating lasting community impact in the process.

March 31, 2025 - WHYY

Two white and red Stadler electric Caltrain trains next to each other on a sunny day.

Which US Rail Agencies Are Buying Zero-Emissions Trains?

U.S. rail agencies are slowly making the shift to zero-emissions trains, which can travel longer distances without refueling and reduce air pollution.

March 30, 2025 - Smart Cities Dive

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.