Overall, the biggest leverage is in networking. Finding other people and projects with which to connect. Ventilation and air quality are important aspects of being in the world during a pandemic; but they're not the most exciting rallying focus.
The main topics that seem 'fun' and useful from a networking standpoint:
Even simply connecting with the folks associated with low-carbon logistics and sail freight, as well as the folks in Maine around farming, would be a great start.
The sail freighter handbook https://postcarbonlogistics.org/wordpress/wp-content/uploads/2022/07/Sail-Freighter-Handbook-Woods-final.pdf