By Joseph A. Curtatone

(The opinions and views expressed in the commentaries of The Somerville Times belong solely to the authors of those commentaries and do not reflect the views or opinions of The Somerville Times, its staff or publishers)

Last week, I attended the annual Climate Change Teach-In at UMass Lowell to talk about how Somerville is leading the way in battling global warming. After I called upon Somerville in my inaugural address in January to set a citywide goal to reduce our net carbon emissions to zero by 2050, the organizers wanted to hear what we were doing to reach that goal. And, why set such a high goal, even though we don’t necessarily have a defined path toward achieving that goal?