Presentation given by Ross Macfarlane at a Port of Seattle event on July 19, 2017, outlining the current state of sustainable aviation fuels.

Keynote presentation given at Western Washington University’s Repowering Mobility conference on April 18, 2017, exploring the various challenges and opportunities for decarbonizing aviation, freight, marine, and passenger vehicles.

Presentation to the City of Olympia, Washington staff on the community's energy sources and uses, as well as a depiction in a wedge analysis of where the city could invest in strategies to reduce carbon emissions to achieve a target of 50 percent fewer emissions from 2014 levels by 2030.

Presentation to the Everett, Washington City Council on the community's energy sources and uses, as well as a depiction in a wedge analysis of where the city could invest in strategies to reduce carbon emissions to achieve a target of 50 percent fewer emissions from 2014 levels by 2030.

Presentation exploring climate change; climate change denial; the climate movement; clean energy economics; and the ways to get off of coal and oil and invest in clean energy given at the Port Townsend Salon, a community lecture series featuring experts in science and culture.

Presentation to a graduate seminar on eco-capitalism at the University of Washington describing the pathways to clean energy with a focus on national, state, and city actions.