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Concentration of CO2 in the Atmosphere

Cornell Adds in Black Oak Wind Farm’s Energy

By Blaine Friedlander, Cornell Chronicle

Photo: www.energyandresources.vic.gov.au

Making a stride toward reducing carbon emissions, Cornell University has agreed to purchase all electricity generated by the proposed Black Oak Wind Farm in Enfield, New York, which is pending municipal approvals. This purchase represents 20% of the university’s total annual electricity use […]

From the Minds of Youth

Colton Evans (5), of Bradford, VT drew this picture in his pre-school class recently. We thought it was interesting that he related solar energy to making something useful. In this case, it is a “color making machine!” Who knows just what the power from the sun will bring us in the future?

 

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The Wells Reserve at Laudholm is Now 100% Solar

The Wells Reserve at Laudholm, in Wells, Maine. Aerial photovoltaic array of the solar array on the Maine Coastal Ecology Center building. Photo: Flickr.com

The Wells Reserve at Laudholm in Wells, Maine, is the first nonprofit in the state to meet 100 percent of its electricity needs with solar energy. Over the past […]

HOW GREEN IS THE HARRIS CENTER BUILDING?

ConVal High School freshman learn how to conduct an energy audit at Harris Center in Hancock, NH

By Jeremy Wilson and Margaret Baker

1. Shalie Alfonso and Emma Simila of Peterborough conduct an energy audit at the Harris Center.

Hancock’s Harris Center for Conservation Education remodeled their building in 2003 to very high green […]

Rain Gardens

Ensuring clean runoff for homes, businesses, roadsides, lakes, streams, wetlands, and parking lots …

A small rain garden with native plants captures and filters runoff from rain events. Source: Vermont Low Impact Development Guide for Residential and Small Sites.

Description: Rain gardens are attractive and functional landscaped areas that filter rain runoff.

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Emerging Frontiers in Bioenergy

Growing Grains in the Northeast

By Deb Heleba

Farmers throughout the Northeast have been growing grains for animal feed on dairy farms for years, although cereal grains have not been grown on a large scale since the 19th century. Back then, wheat and other grains were large parts of the agricultural […]

Reusing Greywater At Home

by Roddy Scheer and Doug Moss

Using “greywater” from sinks, showers and washing machines to irrigate outdoor gardens is a great way to increase the productivity of backyard ecosystems while reducing household water use by as much as 30 percent. Pictured: A backyard garden watered with residential greywater. Credit: Jeremy Levine, courtesy Flickr

Passive House: A Response to Climate Change

By Mike Duclos

Falmouth Passive House, designed by the author, the second Certified Passive House in MA. Photo Credit: Steve Baczek, Architect of the project.

The energy crisis of the 70s kicked off a renewed interest in using energy directly from the Sun to heat our homes. Energy prices soon retreated, as did most, […]

Deep Energy Retrofit

A Few More Thoughts About … Windows in Double Wall Construction

By Michael Goetinck

12 inch deep wall assembly with flared openings. The windows were already installed flush with the exterior.

A reader sent me an email about a window condensation problem he has in his home. I’ve taken the liberty of sharing our […]

Energy Efficiency From the Ground Up

Building with ICF’s and SIPs

By Alison Moynihan

Even with the snow piled high this space is warm. The deep windows provide an ideal spot for plants, or just a place to sit and soak up the sun on a winter afternoon.

There is a ton of advice out there for how to build […]