Start Here: Know Your Energy

Figure out where your congregation stands and where the biggest savings are before getting started.

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24 Questions for Environmental Stewardship

Working through these 24 questions is one of the simplest ways to find where you can cut the most energy for the least effort.

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Monitoring Utility Use and Cost

Resources to identify and prioritize your biggest carbon-reduction and energy-saving opportunities.

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Efficiency Budget Line

How to create a self-funding budget line for energy and water improvements, then reinvest the savings into future upgrades.

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Five Fast Fixes

Five low-cost or no-cost actions you can take right now to cut your energy use, no professional required.

Heating & Cooling

Improve your building's largest energy use with heat pumps, thermostats, and sealing up drafts to cut it down.

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Programmable Thermostats

A simple, effective way to cut heating and cooling costs in your building.

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Interior Storm Windows

Step-by-step guidance on adding storm windows where replacing a window is impossible, impractical, or expensive.

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Air Source Heat Pumps

Recent efficiency gains make air-source heat pumps an excellent choice when it is time to replace a boiler or furnace. See how their cost and carbon footprint compare with oil or gas.

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Geothermal Heating and Cooling, Part 1

An introduction to how ground-source heat pumps work, how they compare with air-source heat pumps, and why they may offer long-term sustainability and financial benefits.

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Geothermal Heating and Cooling, Part 2

A step-by-step guide to exploring geothermal for your house of worship: how it compares with air-source heat pumps, the incentives that make it affordable, how to get started, what challenges to expect, and where networked geothermal is headed.

Powering with Clean Energy

Generate your own clean electricity, understand what it costs, and learn how it can save money and the planet.

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Solar Power

The key characteristics of solar photovoltaic systems and what makes a building a good fit.

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Financing Solar Panels

A practical comparison of the ways a house of worship can pay for solar panels, including direct purchase and financing.

Lighting & Appliances

Efficient bulbs, fixtures, and appliances that lower your bills year-round.

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Energy Efficient Appliances

When and how to replace old, inefficient appliances to save energy and money.

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LED Lighting

Why LED lighting is the clear choice for houses of worship, and how to pick the right bulbs.

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Exterior Lighting

Cheap, harsh outdoor lighting is erasing our night skies and harming human health, wildlife, and the climate. Learn how to use exterior lighting responsibly and care for the web of life at night.

Waste, Materials, & Grounds

Recycle, compost, and manage what you buy, use, and throw away.

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Recycling

One of the mainstays of reducing your environmental impact. Learn the many materials and programs available.

Go Further

Explore next steps like carbon offsetting, deeper efficiency measures, other ways to extend your impact.

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Carbon Offsetting

What carbon offsets are, and how they factor into reducing climate change.

Take the Pledge

Rooted in hope, united for the climate. Join people of faith and conscience across Massachusetts in the movement for a just and livable future.