Energy

Massachusetts and the other eight states comprising the Northeast cap-and-trade program Regional Greenhouse Gas Initiative have agreed to strengthen it by lowering the cap on carbon emissions.

Worcester-based energy management firm World Energy Solutions Inc. announced a 36-month contract with a Connecticut school that...

New Hampshire-based Unitil Corp., which provides electricity and natural gas service to customers in Northern Worcester County,...

Southborough-based Sevcon Inc., which makes drivetrain controls for electric and hybrid vehicles, saw its sales fall 22 percent in its first fiscal quarter, helping drive a loss of $1.3 million.

Devens-based AMSC said it will sell high-temperature superconductor (HTS) wire to Nexans, a French provider of cables and cabling systems. Nexans will use the wire as part of a type of surge protector for a project designed to replace high-voltage equipment in inner cities with superconductor systems.

Driven by lower demand and plummeting natural gas prices, wholesale electricity prices in New England fell nearly 23 percent last year, reaching the lowest levels since 2003, according to ISO New England Inc.

One in every 20 households in Harvard is now generating solar power as part of a state program that subsidizes the installation of solar panels. That's according to Mark Durrenberger, president of Hudson-based New England Clean Energy, formerly New England Breeze Solar, which handled more than 80 percent of the installations over the past two years.

Framingham-based energy efficiency and renewable energy company Ameresco announced that its Pacific Northwest business Ameresco Quantum Inc....

Devens-based AMSC, formerly American Superconductor, said it has received an order for its D-VAR system from a company helping Chinese utility providers improve power quality.

Bridge Energy Group, a Marlborough firm focused on utility business consulting and system integration, announced it has been chosen by National Grid as the project leader for the utility's smart grid pilot in Worcester.