• HEET in the News
  • GeoGrid
  • Gas Leaks
  • Energy Efficiency

Mission: To cut carbon emissions NOW by driving systems change.

Latest Updates

HEET’s Audrey Schulman featured in The Washington Post

Illustration by Stef Wong for The Washington Post. The Washington Post spent a day getting to know HEET’s visionary co-founder…

Replacing Massachusetts’s gas pipes will cost billions, new report shows

Gas Leaks Allies's new report. According to an eye-opening report detailed in this week’s Boston Globe, billions of dollars are…

Meet Kai Palmer-Dunning: A Q&A with HEET’s Newest Director!

HEET’s new Director of Environmental Justice Community Outreach, Kai Palmer-Dunning, will be leading efforts to improve Boston air quality and…

Monthly Charrette Snapshot: Eversource Site Selection

Participants at our August Charrette at District Hall, Boston. All photos below by John Ciovacco. Melissa Harclerode, Principal, Green &…

Get Involved! Name HEET’s Networked Ground Source Heat Pump System

HEET is pioneering a radical transformation of gas utilities into non-emitting thermal utilities, transitioning them away from delivering fossil fuels…

Modernizing the Grid in D.C.

We are excited to announce that HEET Founder and Co-Executive Director, Audrey Schulman, won the Advanced Energy Group’s Washington July…

Read more posts...



“We’re Aligned 100% With HEET”

Watch Bill Akley, president of Eversource Energy’s gas business unit, announce the GeoMicroDistrict pilots.

Gushing Natural Gas Leaks

Just 7% of natural gas leaks emit fully half of all the methane emissions from Massachusetts’ aging gas distribution system. Methane is a potent greenhouse gas. Fixing these leaks is critical to reducing our emissions.

Large Volume Leak Study

HEET worked with National Grid, Eversource and Columbia Gas to scientifically prove how to identify the largest gas leaks so they can be fixed.

Common Goals, Uncommon Partners

At an MIT summit, HEET and three gas companies announced a plan to fix the largest gas leaks. The plan includes independent verification, data transparency and annual reassessment.

Maura Healey Thanks HEET

Mass. Attorney General Maura Healey thanks HEET for its work to find a way to reduce methane emissions both in this state and nationally.

Check out our YouTube channel…