Clean Diesel Technologies Inc. (CDT) has signed a definitive license agreement with Combustion Component Associates Inc. (CCA) for CDT's ARIS(R) urea selective catalytic reduction technology. The technology is designed to reduce nitrogen oxide emissions by up to 90% from heavy-duty diesel vehicles. Under the license agreement, CCA will pay CDT $150,000 for the license along with running royalties on systems sold, and will commit an additional $100,000 towards development and EPA and California Air Resources Board verification programs for the mobile system. The non-exclusive license covers application of the technology to existing on-highway and off-road mobile engines as well as portable diesel engines in the U.S. and Canada.
Clean Diesel signs NOx reduction agreement
The technology is designed to reduce nitrogen oxide emissions by up to 90% from heavy-duty diesel vehicles.
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Alstom Delivers First Multilevel III NJ TRANSIT Commuter Railcar
The delivery marks the first car in a 374‑vehicle order and begins the arrival of a new generation of higher‑capacity, more reliable, and more comfortable trains for one of the country’s busiest commuter rail systems.
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Cincinnati Metro Begins Countywide Bus Stop Sign Upgrade
Metro launches a 24-month project to replace 3,700 bus stop signs, introducing improved visibility, QR-enabled rider info, and expanded amenities across Hamilton County.
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San Francisco's BART Breaks Multiple Records for Post-Pandemic Ridership in March
BART recorded 5,403,140 exits in March, making it the highest monthly ridership since the pandemic and surpassing the previous high set in October 2025 (5,346,890 exits).
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Transit Leader Rod Diridon Sr., ‘Father of Modern Transit’ in Silicon Valley, Dies at 87
See how the longtime public servant and transportation visionary helped shape Bay Area transit systems and championed rail development nationwide.
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Intercity Bus Industry Outlook: A Mix of Apprehension & Optimism
Industry leaders see both promise and peril ahead as intercity bus travel rebounds, but unpredictable market forces threaten to reshape the sector.
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Philadelphia's SEPTA Celebrates New Ardmore Station
The station was rebuilt as part of SEPTA’s Station Accessibility Program, making it fully ADA accessible with new elevators, ramps, and high-level platforms.
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SEPTA Releases Proposed $2.7B Fiscal Year 2027 Budget
The plan represents an increase of just 1.9% over the current year, and includes investments in new buses, more full-length fare gates, and other enhancements for customers.
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Metra Reaches New 10-Year Agreement with BNSF
The announcement highlights the long-standing partnership between the Class I railroad and the commuter rail system, dating back to Metra's creation in 1983.
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Bus Tech Talk: AC Transit’s Cecil Blandon on Leadership, Mentorship, and a Career in Transit
In Part 1, Blandon shares his journey from the U.S. Marines to a leadership role in public transit, along with insights on mentorship and professional growth within the industry.
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Last Chance: Be A Part of METRO's Annual Buyer’s Guide
The revamped Buyer’s Guide will reach METRO’s audience of more than 17,000 print and digital subscribers, providing suppliers with year-round visibility in front of transit agency leaders, motorcoach operators, and industry decision-makers across North America.
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