Climate Change

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View of Los Angeles skyline at sunrise with yellow and green trees in foreground

LA’s Trees Absorb More Carbon Than Expected, But Can’t Do It Alone

A USC study finds that Los Angeles’ urban trees absorb more carbon than expected, but while they provide crucial environmental benefits, they cannot replace the urgent need for systemic emissions reductions.

February 28, 2025 - Phys.org

Aerial view of coastal Hawaii with houses.

Elevating Environmental Journalism: A Masterclass in Climate Storytelling

Pulitzer Prize finalist Rosanna Xia visited the University of Hawai'i at Manoa, sharing her climate reporting expertise through sea level rise field tours, engaging storytelling workshops, and an inspiring public lecture.

February 25, 2025 - University of Hawai'i News

Brick "USC University of Southenr California"  sign at entrance to campus

Sustainability Expert Becomes Dean of USC’s School of Public Policy

Chris Boone, a sustainability leader, becomes dean of the USC Price School of Public Policy, where he aims to advance interdisciplinary solutions and sustainability initiatives while building on the school’s legacy of public policy leadership.

February 17, 2025 - USC Today

Los Angeles, California skyline against mountains at sunset.

Building Resilient Communities: Insights from the LA County Cities Summit

The Los Angeles County Cities Summit convened local leaders to share strategies for advancing sustainability, addressing climate resilience, extreme heat, and other pressing environmental challenges through policy and community-driven solutions.

February 14, 2025 - Los Angeles County Chief Sustainability Office

Mobile homes destroyed by Hurricane Ian in Fort Myers, Florida.

How to Make Manufactured Housing More Resilient

Manufactured housing builders must balance affordability with the need to protect housing against extreme weather events.

February 4, 2025 - Urban Institute

Young child riding scooter on gravel path in park.

Parks as Community Lifelines: Supporting Residents During Times of Crisis

The Los Angeles County Department of Parks and Recreation demonstrates how parks serve as vital community infrastructure by adapting to crises, offering public health services, disaster relief, and essential support for residents in need.

January 30, 2025 - National Recreation and Park Association Open Space Blog

View of brick buildings and One World Trade Center building and New York City skyline.

Is the Urban Form Sustainable?

One author offers a framework for resilience that rethinks common assumptions about the inevitability of cities as we know them.

January 28, 2025 - Next City

Aerial view of Waikiki Beach with hotels and mountains in Honolulu, Hawaii.

Rising Above: Innovative Solutions for Waikīkī’s Sea-Level Challenges

The University of Hawaiʻi at Mānoa’s award-winning Waikīkī sea-level rise adaptation project combines science, architecture, and community input to create scalable solutions for climate resilience and coastal flood mitigation.

January 28, 2025 - University of Hawai'i News

Bird's eye view of moderately busy large freeway interchange in California.

California Environmental Leaders Call on State Agencies to Prioritize Multimodal Transportation

Even before President Trump took office, California was not meeting its emissions reduction goals.

January 27, 2025 - Streetsblog California

Silver oil pipeline running above ground in snowy area near Fairbanks, Alaska.

Trump Attacks Environmental Rules Amid Flurry of Executive Orders

Several executive orders signed on Monday seek to repeal Obama- and Biden-era environmental regulations and roll back goals to encourage the shift to electric vehicles.

January 22, 2025 - The New York Times

Close-up of person holding hand-written "Affordable Homes Now!" sign.

America’s Housing Crisis: Lessons Ignored and Challenges Ahead

A recent study reveals how decades of policy missteps, demographic shifts, and economic forces fueled America’s housing crisis, leaving millions — especially millennials — struggling amid rising demand, racial disparities, and climate-driven emergencies.

January 19, 2025 - USC Today

Emergency personnel responding to Post Fire in Los Angeles in June 2024.

Rebuilding After Disaster: The Role of Social Connections in Resilience

Dr. Lucy Jones emphasizes that resilience in the face of climate-driven disasters like wildfires relies on building strong social connections, which empower communities to recover and adapt to an increasingly challenging future.

January 13, 2025 - Los Angeles Times

Sun seen through red wildfire sky and smoke.

Key Climate and Health Issues to Watch in 2025

The escalating health impacts of climate change, from extreme heat to sea level rise, highlight the urgent need for integrated medical education, proactive communication, and sustainable policy solutions to protect public health.

January 13, 2025 - Association of Health Care Journalists

Radical Hotel in Asheville, North Carolina before Hurricane Helene.

Post-Helene Reflections on Solastalgia and Community

Solastalgia is an increasingly relevant word that refers to the homesickness one feels when still at home, caused by distress due to environmental change in one’s home environment – for example, after a hurricane or wildfire.

January 13, 2025 - April Economides

Low angle view of busy crosswalk with pedestrians and a bike.

Planning Year in Review 2024: An Ongoing Housing Crisis, the Fight for Climate Resilience, and a Mixed Bag for Transportation

A pedestrian safety crisis, rising housing instability, and destructive extreme weather events set the stage for an eventful year.

January 12, 2025 - Diana Ionescu

Red, white, and blue sandbags stacked along bridge railing and building doors and windows.

How US Communities Are Building Resilience Against Flooding

Flooding causes over $400 billion in damage in the United States every year.

January 5, 2025 - Governing

Aerial view of Lahainaluna neighborhood with smoke from fires in Maui, Hawaii.

Maui's Deadly Firestorm: Investigating the Tragedy and Lessons for the Future

FRONTLINE's Maui’s Deadly Firestorm investigates the 2023 Lahaina wildfire, uncovering critical failures in preparedness and response while examining the tragedy’s causes, impact, and lessons for future disaster prevention.

December 30, 2024 - PBS

Huntington Beach, CA pier at sunset.

Storms and Sea Levels: The Growing Threat to California’s Piers

California’s aging piers face growing threats from climate change, with intensifying storms, rising repair costs, and structural vulnerabilities forcing tough decisions about their future preservation.

December 30, 2024 - Los Angeles Times

Houses on Lake Michigan shore with yellow "Keep Off Rocks" sign.

How US Cities Can Prepare for Climate Disasters

Resilience, encompassing infrastructure, governance, economic strength, and social cohesion, is critical for cities to mitigate rising climate risks like flooding, wildfires, and heat, ensuring long-term recovery and adaptability.

December 24, 2024 - The Washington Post

Close-up of green permeable street with concrete lattice over soil and grass.

How Cities Are Adopting Green Solutions to Combat Flooding

Cities are increasingly adopting nature-based solutions like floodable parks and green roofs to combat flooding, offering cost-effective, multifunctional benefits while requiring careful planning and integration with traditional infrastructure.

December 22, 2024 - Time Magazine

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.