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Concentration of CO2 in the Atmosphere

Q&A: What You Need to Know About Air-Source Heat Pumps

This passive house utilizes only one ductless heat pump for all of its cooling and heating. Photos courtesy of Steven Winter Associates

By Robb Aldrich

More and more homeowners are investing in air-source heat pumps (ASHPs) to heat and cool their homes and move away from fossil fuels. Manufacturers and distributors have seen […]

Button Up Vermont Day of Action

Efficiency Vermont is once again encouraging you to Button Up your homes to save money and energy this fall. Button Up Day is a statewide effort in Vermont to cut energy use and keep families warm and healthy this winter.

Button Up Day of Action is coming on November 12th. Before that day, there will […]

Maclay Architects Designs VT’s Largest Net-positive Office Building

Vermont’s largest net-positive office building was designed to produce more energy than it uses, as SunCommon’s new headquarters. Photos courtesy of Maclay Architects.

By Green Energy Times Staff

SunCommon, one of Vermont’s earliest Benefit Corporations, is Vermont’s largest solar installer, serving nearly 3,000 Vermonters with solar at home or as Community Solar […]

Snow Loads vs. Insulation

Photo: Flickr

By Bob Tortorice

Insulation, Roof, Snow

What do these three parts of a house have in common? As with the human body, the house is a system; when you change one part there will always be some unintended change in another part of the house.

For instance, one of the unintended […]

Libertarian Ideology Alleges that Climate Change Is a Hoax

Align our interests with the earth, not the wealthy!

Earth-sky photo:

By Dr. Alan K. Betts

In a letter to the American Meteorological Society in 1976, I argued that if earth scientists, who had at least some understanding, did not accept some responsibility for the earth, who would? It certainly would not […]

Book Review: Frackopoly: The Battle For The Future Of Energy And The Environment

By Wenonah Hauter

The New Press, June 2016, 346 pages, $27.95

Book review by Tammy Reiss

Every registered American voter should read Frackopoly because nothing scares corrupt corporations, lobbyists, and politicians more than a well-informed voter. Frackopoly is full of fearlessly exposed history and detailed information. It can enlighten any […]

Book Review: The Madhouse Effect

How Climate Change Denial Is Threatening Our Planet, Destroying Our Politics, and Driving Us Crazy

By Michael E. Mann and Tom Toles, Columbia University Press, 2016, 186 pages, $24.95

Book review by N.R. Mallery

I just want to start with saying that I wish everyone I know (or don’t know) would read this book, before […]

Heat Pumps for Heat? Imagine That!

by New Hampshire Electric Cooperative

With the advent of multi-head, ductless heat pumps that maintain their efficiency in sub-zero temperatures, New Englanders are using heat pumps for more than just supplemental heat during the “shoulder” months. They’re using them as a primary heat source and moving away from fossil fuels.

This new way of heating […]

Does Your Home Have A Heat Loss Problem?

Edited by N.R. Mallery

During winter months, heating costs make up the bulk of your fuel bills.

Thus it makes sense for your heating system to work as efficiently and as effortlessly as possible, and you can enjoy the warmth it produces without the worry about how rapidly the dial on your energy meter is […]

How Solar Saves You $ – Even in the Winter

Keep your panels clear of snow for maximum efficiency in the winter. Photo credit:

By Green Energy Times staff

You may be reading this article because you are very interested in solar technology but just are not sure the upfront investment is worth it if you wish to own your solar […]