Carbon Emissions

Aerial view of a line of freight trucks driving on a country highway.

How Cities Can Lead the Way in Reducing Transportation Emissions

Decisions made at the local level can have a significant impact on emissions in the transportation sector.

May 23, 2024 - Governing

Close-up of car tailpipe with smoke coming out.

Texas Court Vacates Federal Emissions Rule

The decision vacates a USDOT rule that would have required states to establish emission reduction plans.

March 31, 2024 - Smart Cities Dive

Close-up of white electric car charging symbol on black pavement in parking spaces.

How New Federal Rule Could Impact EV Adoption

An adjustment to federal pollution limits will require a greater share of low-carbon vehicles, but the rule also gives automakers some flexibility in deploying electric and hybrid cars.

March 22, 2024 - The Hill

View of highway overpass under construction from underneath.

The Infrastructure Law Could Increase Transportation Emissions

With so much funding going to highway construction and expansion, the 2021 law could add 69 million metric tons of carbon to the atmosphere in the next two decades.

February 21, 2024 - Smart Cities Dive

Aerial view of oil refinery near Baton Rouge, Louisiana.

EPA: Louisiana Can Approve Carbon Capture Projects

Environmental groups worry carbon sequestration could impact water supplies and pollute the same communities already impacted by oil and gas extraction.

January 14, 2024 - Fox 8

Large blue metal dumpster container in front of wood-frame house under construction.

Bringing Circularity to the Construction Industry

Using more recycled materials could dramatically reduce carbon emissions and waste from construction projects.

October 29, 2023 - Bloomberg CityLab

View of Austin, Texas skyline with river in foreground

How Housing Density Could Help Austin Reach Climate Goals

With housing and transportation as the two biggest sources of carbon emissions, a new report shows how boosting density near transit would accelerate emissions reductions.

October 17, 2023 - Austin Monitor

View of Boston skyline from Longfellow Bridge with cyclist riding in bike lane and pedestrian on sidewalk.

Progress Report: Boston Strong on Street Safety, Slow to Reduce Emissions

A new report assesses the city’s progress halfway through implementation of the ‘Go Boston 2030’ long-range transportation plan.

October 16, 2023 - Streetsblog Mass

Traffic on the 405 interstate freeway through the Sepulveda Pass at Getty Center Drive in Los Angeles, California

Report: Bike Lanes Can't Make up for New Roads

If California wants to meet its climate goals, the state must stop funding its myriad road construction and expansion projects.

September 29, 2023 - Streetsblog California

Solar panels with blurred twilight view of New York City skyline witrh Empire State Building in background

NYC Planning Commission Approves ‘City of Yes for Carbon Neutrality’

The first of three elements of the City of Yes rezoning proposal aims to remove barriers to building green infrastructure.

September 15, 2023 -

View of natural gas power plant with two tall smokestacks on Northern California coast

Making Natural Gas Power Plants Cleaner

Carbon capture and storage has long been associated with coal-burning power plants. Calpine Corp. hopes to apply the controversial technology to existing natural gas power plants, beginning with a pilot project to start this month in the Bay Area.

August 17, 2023 - The Sacramento Bee

Boston city skyline

Boston Grant Program Supports Greener Affordable Housing

The city wants to achieve net-zero emissions by 2050.

August 17, 2023 - Smart Cities Dive

Person stands next to pile of burning debris in street holding French flag during Yellow Vest protests

Watch Out for Green Class Backlash

Low emission zones, like that implemented in London, face backlash from critics on all sides of the political spectrum for impacting the poorest drivers and putting a burden on small businesses.

August 1, 2023 - Joan Fitzgerald

Google maps directions showing "saves gas" route

Google Maps Feature Identifies Most Fuel-Efficient Routes

A new feature highlights routes that use the least gas to help users make the most fuel-efficient driving decisions.

July 25, 2023 - The Verge

Solar panels on roof of grey residential building

HUD Announces Grants for Efficiency Retrofits in Multifamily Housing

A new program will fund solar panels, heat pumps, and other measures aimed at reducing emissions, improving air quality and resident health, and reducing heating and cooling costs.

May 16, 2023 - U.S. Department of Housing and Urban Development

View from below of row of parked trucks in lot

Carzilla: How Huge SUVs and Trucks Hurt Pedestrians and Walkable Communities

Ever wonder where the supersizing of cars is going to end? Kaid Benfield dives deep into the subject and suggests five actions we can take to get to a safer spot in the road.

May 8, 2023 - PlaceShakers

Concept rendering of white electric big rig truck plugged into charging station

Half of California Trucks to Be Electric by 2035

The state wants to accelerate the adoption of electric vehicles across the board, but concerns linger about the technology’s road readiness.

April 3, 2023 - The New York Times

Cadillac Escalade SUV driving toward camera on black asphalt road surrounded by forest

SUVs Are Taking a Toll on the Environment

Even with the growth of electric vehicles, experts say the trend toward larger, heavier vehicles is inherently incompatible with environmental goals.

March 7, 2023 - The New Yorker

An image of Washington D.C. with highways and the streaks from car head and tail lights in the foreground, and the Washington Monument in the background.

Federal Union: Remote Work Is Climate-Friendly

Federal workers are pushing back on a return to the office, citing the environmental benefits of eliminating daily commuting.

February 24, 2023 - The Washington Post

Asphalt road with yellow and black turn warning signs winding through green Welsh mountain landscape

Wales Cancels Major Road Building Projects

All road building and expansion projects are halted until they can pass strict new environmental requirements.

February 15, 2023 - BBC

News from HUD User

HUD's Office of Policy Development and Research

Call for Speakers

Mpact Transit + Community

New Updates on PD&R Edge

HUD's Office of Policy Development and Research

Top Books

An annual review of books related to planning.

Top Websites

The best of the Internet—since 2002.

Top Apps

Planning apps for a brave new world.

Top Schools

The definitive ranking of graduate planning programs.

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.