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After an eye-popping quote for gas, an Inwood building cozied up to an alternative

A $3 million quote for infra­struc­ture upgrades from Con Edison sent the Inwood Park Apartments co-op searching for another solution

Early adapters: The Manhattan co-op that went all-in on all-electric

Beekman Hill was among the first build­ings in NYC to fully elec­trify heating and cooling, resulting in increased resi­dent comfort and thou­sands in monthly savings. Can others repli­cate its success?

In Queens, a culture-driven approach to energy efficiency changed everything

How a historic Jackson Heights co-op secured its grade A energy rating through incre­mental upgrades and consis­tent share­holder discourse

A clean energy future for this Queens public development is… hanging out the window?

NYCHA, the city’s largest resi­den­tial land­lord, has set ambi­tious goals to reduce the carbon emis­sions of its build­ings. Its test run of window-unit heat pumps in one Queens devel­op­ment offers a promising pathway

What is a “Radiator Cozy” and how does it work?

Inwood Park Apartments was able to save money on fuel and reduce carbon emis­sions — all by insu­lating their in-unit radiators

How do you replace 400 windows? One step at a time.

Behind the scenes in one co-op’s plan­ning process for a major façade upgrade

How do window-unit heat pumps work?

Behind the new heat pumps that are helping to decar­bonize NYCHA’s Woodside housing

All-electrics aren’t all created equal

What’s right for your building — heat pumps, or elec­tric resis­tance heaters?

“Every win comes with a concession”: The ups and downs of navigating energy efficiency collectively

A change of plan at Inwood Park Apartments required commu­ni­ca­tion, educa­tion, and more oppor­tu­ni­ties for feedback

“A nice long runway”

An energy audit sets a ten-year path for compli­ance and savings at a Jackson Heights co-op

NYCHA makes a market: Here’s how

To develop a heat pump that didn’t yet exist, New York’s public agen­cies put up millions in invest­ment, then chal­lenged the market to develop a solu­tion — a strategy that’s seen success before

Tenant power heats up

How one rent-stabi­lized building orga­nized to demand heating upgrades

How a dyed-in-the-wool cooperator led his building through controversial building change

Hal Fuchsman is a life­long believer in the co-op model of home­own­er­ship, but leading his building through an energy effi­ciency upgrade chal­lenged even him.

“It’s a very game-like problem: You’re trying to build things, and there are obstacles”

A Q&A with Richard Reiss, devel­oper of decar­boniza­tion board game Energetic and founder of City Atlas

Small heat pump, big difference

Residents Maria Lopez and Tammy Reyes on the 2023 NYCHA heat pump pilot that brought more comfort and control into their homes

The birth of an organizer

Anna Nemetz’s journey from freezing renter to tenant leader

The value of a building wellness check

An energy audit team talks through the bene­fits of knowing where your building stands

“You have to break it down so that it can be understood by a third grader”

A Q&A with Martin Robertson, a Brooklyn-based facil­i­ties manager, on how to push for progress in a big building

“If we could do it, anyone could”

A Q&A with two coop­er­a­tors from one of New York City’s orig­inal self-managed Finnish co-ops, who coor­di­nated efforts to tune up their ancient boiler and patch up leaks in the walls

What is Local Law 97?

Skylight’s all-in-one explainer of New York City’s land­mark building decar­boniza­tion law — and what it means for the city’s resi­den­tial buildings.