Solar Panels

Photovoltaic solar panels on red-tile rooftops in California neighborhood.

California Leads in Solar Rooftops

A combination of state and local incentives and building code mandates has helped California far outpace other states in residential rooftop solar permits.

December 17, 2024 - Fast Company

Tribal leaders of Gila River Indian Community at inauguration event for solar-over-canal project.

Arizona Native Community Launches First Solar-Over-Canal Project

Covering an irrigation canal with solar panels doubles its utility, producing renewable energy while protecting canal infrastructure and reducing water evaporation.

October 9, 2024 - Arizona Mirror

Aerial view of Central de Abasto food wholesale market in Mexico City, Mexico.

Rooftop Solar on Mexico City Market to Power 300 Transit Buses

A solar project atop a massive food market will provide electricity to Mexico City's public transit buses.

October 7, 2024 - Bloomberg CityLab

Solar panels installed as shade panels over parking lot with small cars parked underneath.

Commercial Buildings, Parking Lots Offer Significant Potential for Solar Energy

Massive swaths of flat rooftops, garages, and surface parking lots go underutilized. They could be producing renewable energy.

September 19, 2024 - Clean Technica

Worker in safety vest and white hard hat installing rooftop solar panel.

New Solar Capacity Outpaces New Fossil Fuels in the US

Solar energy still makes up just 5 percent of the nation’s energy mix, but could grow faster in coming years.

March 13, 2024 - Popular Mechanics

Bird's eye view of parking lot with solar panel canopies

Editorial: California’s Solar Potential Lies in Roadways, Parking Lots

Environmentalists are raising the alarm about massive solar farms in the unspoiled desert. Why not install more solar panels along state-owned highways and in parking lots instead?

May 22, 2023 - Los Angeles Times

Overhead view of parking lot with solar panel canopies over parking spots and red car driving in

The Slow Growth of Solar Carports

Placing solar panels over parking lots has multiple benefits, but higher costs have prevented their widespread adoption in U.S. cities.

January 6, 2023 - CNET

Traffic light with green light on and green right turn arrow on

Tampa Pilots Solar Sidewalks

The city is testing solar panels embedded in sidewalks as a backup power supply for traffic lights.

November 23, 2022 - Smart Cities Dive

Solar panels shading cars in parking lot in Avignon, France

France Mandates Solar Panels Over Parking Lots Nationwide

By 2028, all French parking lots with more than 80 spots will have to be covered with solar panels, providing both shade and renewable energy.

November 11, 2022 - Jalopnik

Worker standing between solar panels on roof

Rooftop Solar Hampered by New York City Fire Code

Requirements in the NYFD fire code make it costly and difficult to achieve the city’s solar installation goals.

May 26, 2022 - Grist

Solar Installation

Grid Operator Calls for Two-Year Pause on Solar Projects, Citing Massive Backlog

The largest grid operator in the U.S. is asking for a new approvals process and two-year delay on current applications to ease the logjam of primarily solar projects in its queue.

February 8, 2022 - Inside Climate News

Solar Power

Solar Farm Moratorium to End, Despite Local Concerns

Delaware County plans to amend its solar zoning ordinance and lift a moratorium on the construction of new solar farms that was implemented after local opposition stalled the project.

January 27, 2022 - The Star Press

Solar Power

Delaware County Pauses Solar Applications In Response to Local Opposition

Large-scale solar developments face rising hostility from neighboring property owners who cite concerns about environmental degradation, reduced property values, and loss of farmland.

January 6, 2022 - WFYI

Solar Installation

California Could Drastically Cut Solar Incentives

Rooftop solar customers in California could face higher costs and reduced incentives if a proposed overhaul of the state's solar program is approved by the Public Utilities Commission.

December 23, 2021 - Los Angeles Times

California State Water project

The Benefits of Covering Canals With Solar Panels

Research claims that installing solar panels over California's extensive canals could greatly expand the state's renewable energy production and reduce evaporation.

April 5, 2021 - High Country News

Washington D.C. Row Houses

Controversial Decision Limits Solar Panels on Historic Homes in D.C.

"I realize that we are in crisis politically as well as sustainably. But…"

October 13, 2019 - Greater Greater Washington

Tesla

Tesla’s Renewable Energy Vision—Big Benefits Without Major Lifestyle Changes

Tesla’s fancy cars generate much of the company’s revenue, while its solar energy products are decidedly less flashy.

July 16, 2019 - The Verge

Solar Residential

Details of the Golden State's Residential Solar Requirement

San Francisco Chronicle energy reporter David R. Baker sheds some light on the nation's first state building code requiring that solar panels be included in new home construction, adopted by the California Energy Commission on May 9.

May 21, 2018 - San Francisco Chronicle

Graphene Quantum Dots

This Low-Cost, Organic Material Could Bring Solar Energy to All Electronics

Solar energy has been a game changer in energy production in recent years, but the game could be about the change again. Add graphene to the list of disruptive technologies that could transform energy infrastructure as we know it.

August 27, 2017 - Kayla Matthews

Solar Power

Coal Country Warms-up to Solar Power

President Trump may be stuck in a past era of thriving coal mines, but at least one forward-thinking coal company sees lucrative opportunities in using reclaimed mountaintop strip mines as sites for solar farms.

April 23, 2017 - Courier-Journal

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.