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Concentration of CO2 in the Atmosphere

Merrimack County Dept. of Corrections Heats Up

New Central Biomass System Heats Two NH Prisons

The currently occupied Merrimack County prison at right is tied into the new biomass boiler building and the second prison (not seen to left) through a long enclosed corridor that also contains the heat pipes from the boiler.

Froling Energy of Peterborough, New Hampshire, recently […]

The Montshire Museum of Science’s Path to Minimize Its Carbon Footprint

From an energy audit to a new wood pellet boiler heating system and more to come.

The interior of the Montshire Museum of Science. Courtesy photo.

By Chris Gillespie

This winter will be the Montshire Museum of Science in Norwich, VT’s first being heated by a new wood pellet boiler system.

As stated on […]

David vs. Goliath or Radiant vs. Forced Air

By Steve Swanson

Currently in the U.S., 95% of all new homes are built with forced-air heating systems (the other 5% are built with hydronic heating or electric heat). This is a classic David and Goliath situation. Now, just from the numbers, you would think forced air is a superior or better method for conditioning […]

The U.K.’s First Water-sourced Heat Pump for District Heating

The River Clyde will be used as the source of heat. Image: Thinkstock.

By George Harvey

One of Scotland’s greatest cities, Glasgow, sits on the banks of the River Clyde. Its situation on that river is a resource that Star Renewable Energy (SRE) is taking advantage of to provide district heating.

SRE is an […]

Natural Gas Utilities and Geothermal Heating

Image courtesy of EggGeothermal.

By George Harvey

In January, Renewable Energy World published an article by geothermal expert Jay Egg, Can Natural Gas Giants Switch to Geothermal? (http://bit.ly/NG-to-geothermal) In it, Egg makes a good case that geothermal heating may be an excellent path to continued profitability for natural gas (NG) utilities.

Geothermal heating […]

Geothermal Seminar

Join the New England Geothermal Professional Association (NEGPA) for their bi-monthly Geothermal Seminars – non-members are welcome to attend as well! Topics for discussion in this seminar will include:

Seasonal thermal energy storage for sustainable heating & cooling Case study of a thermal powered building in Portsmouth, NH

Presenters:

Mark […]

Wood Burning and the Environment

Jotul Oslo stove installed in Vermont.Photo courtesy of Friends of the Sun, Brattleboro, VT

Burning wood produces environmental impacts. These impacts are reduced considerably when done responsibly.

Responsible wood heating should be defended from criticism that it is bad for the environment. In fact it should be promoted on environmental grounds.

When we talk […]

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 double-digit […]

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 […]