California's in-use locomotive regulation - International Council on Clean Transportation

Summarizes how a regulation recently approved by the California Air Resources Board will push railroad companies to use cleaner locomotives and eventually achieve zero-emission operations in the state.

Trains are polluters. California regulators to clean them up - Los Angeles Times

7 hot issues for rail stakeholders in 2024 - FreightWaves

Reducing Rail Emissions in California

A New Climate Rule Could Change the Face of America's Railways - In These Times

Characterizing Fuel Use and Emission Hotspots for a Diesel-Operated Passenger Rail Service

Electric and Hybrid Rail Technology - ICCT: Get on board California's zero-emission trains (3)

Rail: Getting On Track for Decarbonization

Caltrain HSR Compatibility Blog: Freight on the Peninsula

Locomotive Fact Sheets California Air Resources Board

Colorado River put at risk by Uinta Basin oil project, lawmakers say

Rethinking Urban Mobility: Providing More Affordable and Equitable Transportation Options

High-speed rail to San Jose passes another hurdle - San José Spotlight