Clean Transportation

Clean Transportation

Clean Transportation

Transportation is a major source of air pollution and has the largest, fastest-growing climate emissions in the US. We can tackle the climate crisis and clean up our air by shifting to pollution-free vehicles, accessible public transit, and making our communities more walkable, bikeable, and transit-friendly. No matter their zip code, race, income level, age, or any other factor people should be able to rely on clean and safe transportation. Join the Sierra Club’s Clean Transportation for All campaign in making that vision a reality!


Clean Transportation For All

The Sierra Club’s Clean Transportation For All (CTFA) campaign reduces the harmful environmental and public health impacts of transporting people and goods while expanding equitable transportation options.

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Clean Vehicle Programs: State Tracker

Momentum is building! Several states across the country are moving forward with programs to deliver cleaner air to their residents and clean up polluting cars and trucks, including large pickup trucks, delivery trucks, and semi-trucks. 

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Compact mixed-use communities promote riding transit, biking, walking, scooting, and carpooling.

Land Use & Walking/Biking

Sierra Club chapters nationwide are working with cities, regions, states, and transit agencies to increase investment in biking, pedestrian, and public transit programs. Together, we can pass transportation policies that encourage smart growth and discourage sprawl to allow people to sustainably access jobs, housing, education, healthcare, nature, and community.

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August 21, 2019

WASHINGTON, D.C. -- Today, Donald Trump took to Twitter to lie in defense of his dangerous clean cars rollback. 

August 16, 2019

DENVER, CO -- Today, the Colorado Air Quality Control Commission (AQCC) voted 8-1 to adopt a Zero Emission Vehicle (ZEV) program, what could become a critical step in reducing transportation emissions from gas-guzzling vehicles, tackling the climate…

August 12, 2019

In a lawsuit filed today in the U.S. Court of Appeals for the Second Circuit, the Sierra Club and the Natural Resources Defense Council are challenging a final rule issued by the National Highway Traffic Safety Administration (NHTSA) last month that…

August 1, 2019

Boston, MA -- Yesterday, the Sierra Club, MassPIRG and Green Energy Consumers Alliance released the following statement after the Massachusetts Bay Transit Authority (MBTA) unveiled the first of five electric buses on the Silver Line. The…

July 25, 2019

BOSTON, MA -- Today, the Sierra Club, Conservation Law Foundation (CLF), Green Energy Consumers Alliance and Acadia Center released the following statement after the Massachusetts House passed the GreenWorks bill (H. 3987) on July 24 with an…