by Rich Marcello ·
Friday, May 29, 2026
Climate action in Massachusetts has become subnational, out of necessity. It’s codified in state statutes, which can’t be undone by federal mandates or executive orders, and that’s good news for all of us who care about the climate crisis.
The overarching climate framework in Massachusetts is driven by the state’s 2008 Global Warming Solutions Act, which mandates that the state must cut greenhouse gas emissions by 50% below 1990 levels by 2030 and achieve net zero emissions by 2050. This requires an 85% gross reduction, with the remaining 15% coming from natural carbon sinks like Harvard’s preserved woodlands.
Massachusetts’ 2024 Climate Act will lead to a much-needed permitting revolution for clean energy projects. Taking effect on July 1, 2026, the new regulations restructure municipal authority through three major mechanisms. First, the master permit combines local zoning, conservation, and planning board approvals into a single unified application for green projects under 25 megawatts or for battery storage under 100 megawatt-hours. Second, the 12-month countdown clock gives towns one year to issue a go-or-no-go decision. Exceeding the deadline may lead to automatic approval by the state. Finally, the site suitability score penalizes development on forests and agricultural lands and fast-tracks sites such as landfills, brownfields, and parking canopies. All of this should speed up permitting for new clean energy projects, from a ridiculous five years today, to a much more manageable one year.
Finally, the Healey administration countered the recent loss of $3.7 billion in federal funding by passing the Mass Ready Act and the Energy Affordability, Independence, and Innovation Act. These bills effectively bypass Washington by shifting climate project funding to state capital bonds and reducing residential electrification costs through rebates and subsidies.
I’m grateful we have such strong laws in Massachusetts. It makes what’s happening at the federal level a little more manageable, emotionally at least. But I want more. I want to know how these goals will help us become 50% electrified in Harvard by 2030 and fully electrified by 2050, consistent with the state’s goals. The truth is, it won’t be easy.
Let’s start by considering what it would mean for Harvard to have a fully electrified footprint. Let’s assume we could switch over tomorrow.
Here are the numbers: There are roughly 2,000 households, over 100 businesses, and approximately 5,800 registered cars in Harvard. The current baseline for lighting, appliances, and home technology consumes about 25 million kilowatt-hours per year. Transitioning all building heat away from oil and propane to heat pumps will add another 24 million kWh annually. Finally, covering 5,800 vehicles, assuming they average 12,000 miles per year, will add another 23.2 million kWh per year. The grand total: 72 million kWh per year. To generate this locally through solar farms, for example, would require 24 3,000-kW facilities spread over 300 acres of land. We don’t have that much land available, so we’ll have to do it through a combination of distributed rooftop systems and solar farms.
As I said above, let’s wave a magic wand and assume we put all this infrastructure in place tomorrow. If we did, it would break the current grid.
Power from National Grid flows from power plants down to our homes, not the other way around. Let’s continue the solar example from above and see what happens.
On a sunny spring afternoon, Harvard homes would use little solar power. As a result, most of the generated energy would have to be pushed back through a standard substation transformer. This would create extreme heat, high-voltage stress, and risk failure of the substation’s transformers. In addition, to push the energy backward, local inverters must raise their voltage. When 2,000 homes do this simultaneously, line-voltage spikes can cause home appliances to short out and trigger solar systems to shut down automatically.
To avoid these problems today, National Grid freezes solar approvals once a neighborhood circuit is saturated. The company forces individual homeowners to pay high upgrade costs to have their solar panels turned on. In our hypothetical example, National Grid would most likely freeze the activation of all of our solar systems until we paid a high cost to upgrade the substation technology. That’s not a financially viable option for Harvard residents.
To prevent National Grid from freezing solar connections as in our example above, the state will change how utility upgrades are funded. The Department of Public Utilities has approved a shift toward ratepayer-backed Capital Investment Projects. Going forward, National Grid must front the capital to modernize substations and distribution lines ahead of demand. In addition, the state will allow dozens of local clean energy projects to be evaluated collectively, speeding up transmission line access and requiring utilities to update shared grid hardware uniformly rather than project by project.
These statewide changes will help us in Harvard, but they aren’t enough. The main fix for us is allowing for localized battery storage for residential and solar farm installations. Doing so will allow the town to store excess midday solar energy where it’s created. Instead of forcing power backward up the lines at noon, the energy is directed into local battery banks and then discharged smoothly later in the day when needed.
To help make localized storage a reality, Harvard should immediately adopt the state’s model permitting bylaws under the new 2026 siting frameworks. These bylaws make installing battery storage “by right” for residential backups and small commercial installations, meaning projects are automatically approved if they meet established zoning standards. Adopting the model bylaws creates a proactive narrative: It embraces clean energy at the scale we need while legally guaranteeing that the town can enforce 100-foot property setbacks, strict UL fire-safety certifications, and runoff-containment plans.
When we step back, a clear picture emerges. The climate fight in this country has become subnational, localized, and technical. It is no longer a debate over federal policy, but a statewide hands-on project that must be built on the ground. Let’s do our part.
Rich Marcello is a member of the Climate Initiative Committee. In writing his latest novel, “The Means of Keeping,” he spent several years researching the climate crisis.