IPCC (April 2022). Mitigation of Climate Change. Contribution of Working Group III to the Sixth Assessment Report of the Intergovernmental Panel.

Litman, Todd (November 2021). Are Vehicle Travel Reduction Targets Justified? Victoria Transport Policy Institute.

Hardman, Scott, et. al. (August 2021). A Perspective on Equity in the Transition to Electric Vehicles. MIT Science Policy.

International Transit Forum and C40 (November 2020). Making COP Count: How Investing in Public Transport This Decade Can Protect Our Jobs, Our Climate, Our Future.

International Transport Forum. (September 2020). Good to Go? Assessing the Environmental Performance of New Mobility. International Transport Forum of the Organization for Economic Co-operation and Development.

Alarfaj, Abdullah F, et. al. (September 2020). Decarbonizing US Passenger Vehicle Transport Under Electrification and Automation Uncertainty Has a Travel Budget. Environmental Research Letters.

Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ) GmbH (March 2019). Sustainable Urban Transport: Avoid-Shift-Improve.

Hawken, Paul (2018). Drawdown: The Most Comprehensive Plan Ever Proposed to Reverse Global Warming — First Edition

Mawhorter, Sarah (2018). California’s SB 375 and the Pursuit of Sustainable and Affordable Development. The Terner Center.

Curry, Melanie (June 2018). Californians Must Drive Less, Says ARB at Historic First Joint Meeting with CTC. Streetsblog.


Colorado Department of Transportation (May 2022). Policy Directive 1610 on GHG Mitigation Measures.

California Air Resources Board (May 2022). Draft 2022 Scoping Plan Update.

California Air Resources Board (September 2020). 2020 Mobile Source Strategy.


Sato, Ichiro, et al. (2021). What Is Carbon Lock-in and How Can We Avoid It? World Resources Institute.

Seta, Karen, et al. (November 2016). Carbon Lock-In: Types, Causes, and Policy Implications. Annual Review of Environment and Resources.


Wilson, Kea (May 2022). We Need More — And Better — E-Bike Incentive Programs Across America. Streetsblog.

Boudway, Ira (May 2022). How to Make a City Safer for E-Bikes? Think Infrastructure. Bloomberg.

Zipper, David (March 2022). It’s Time to Treat E-Bikes Like Vehicles. Bloomberg.

Kinchen, Kimberly (February 2021). Electric Bicycles Can Play a Big Role in Combating Climate Change. People for Bikes.

Delrive, Thomas (October 2021). The world needs much more cycling to combat climate change. European Cyclists’ Foundation.

Carrington, Damian (August 2021). Cargo bikes deliver faster and cleaner than vans, study finds. The Guardian.


Swearingen, Deborah (June 2022). Boulder City Council to Consider E-Bike Incentive Program. Daily Camera.

Swearingen, Deborah (June 2022). Boulder, Boulder County Focusing on Transportation Projects to Impact Safety, Connectivity. Colorado Daily.

Fuller, Harry (April 2022). ‘The Work Never Stops’: Boulder’s Top Traffic Engineer on the City’s Shift in Safety Priorities from Local Streets to Arterial Roadways. Boulder Reporting Lab.

Swearingen, Deborah (March 2022). With Severe Crashes Remaining Steady, Boulder’s Transportation Department Keeps Focus on the Core Arterial Network. Daily Camera.

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