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We've gathered stock details on some of the top companies working in the green technology sector. We've also listed some of our favorite investments.

Alta Devices Solar Panel Receives NREL Verification Of 23.5% Efficiency

Alta Devices' most recent solar panel has been verified by the National Renewable Energy Laboratory (NREL) at 23 1/2% efficiency - the highest solar panel efficiency yet achieved.


SunPower Breaks Ground on a U.S. Navy 13.78-Megawatt Solar Power Plant

SunPower announced that the company has broken ground on a 13,78-megawatt (DC) solar photovoltaic (PV) power system at Naval Air Weapons Station China Lake (NAWS China Lake) in California.

Model X, Fastest Selling Tesla Ever

Tesla Motors unveiled the highly anticipated Model X in February at its Design Studio in Southern California.


Illinois Rolls Out Nation's Largest Electric Vehicle Fast-Charging Network

Illinois Governor Pat Quinn and representatives from the Illinois Tollway, 350Green and 7-Eleven today announced the availability of the nation's largest network of fast-charging electric vehicle (EV) stations.

Honeywell and Opower Develop Next-Generation Tools to Reduce Energy Use and Costs in Homes

Honeywell and Opower today announced plans to jointly develop energy management tools to help consumers cut their energy use and expenses.


Solar Window Pilot Project Planned for Willis Tower (Sears Tower)

Pythagoras Solar, a provider of transparent, energy efficient windows that also generate solar power, today announced that it has been chosen by Willis Tower, formerly Sears Tower, to collaborate on a pilot project to help deliver on the building's renewable energy and energy efficiency improvement goals.

Honda, Hyundai, Nissan and Subaru Join Suppliers Partnership for the Environment

The Suppliers Partnership for the Environment (SP) today announced that American Honda Motor Company, Hyundai America Technical Center, Nissan North America and Subaru of America have become members of SP.


Stock values rise when companies disclose "green" information, UC Davis study finds

A UC Davis study finds that it pays to be green, as companies that are open about their greenhouse gas emissions and carbon reduction strategies see stock values rise.