Epidemic of Spam Email Results in a Giant Carbon Footprint

A new study from research firm ICF claims that unwanted emails are responsible for carbon emissions equivalent to more than three million cars. Read More

Whose Carbon Is It? The ABCs of Counting Emissions in Your Supply Chain

Accounting for a company's indirect greenhouse gas emissions in their supply chains raises a slew of questions: What are the emissions hot spots in a supply chain? Will companies downstream be held responsible? How much "ownership" should they claim? Read More

Los Angeles Building Retrofit Designed to Boost Green Jobs

The city's new "Green Building Retrofit Ordinance" will bring all city-owned buildings that are 30 years old or older up to LEED Silver levels, and will give priority to projects that bring jobs to the surrounding community. Read More

Empire State Building to Become a Model of Energy Efficiency

The Empire State Building Company, efficiency solutions giant Johnson Controls Inc., commercial real estate services leader Jones Lang LaSalle and titans in the battle against global warming, the Clinton Climate Initiative and the Rocky Mountain Institute, are teaming up to transform the New York City icon into a model of energy efficiency. Read More

Solar Power Landfill Cover Goes Live in Texas

Republic Services Inc. has converted a landfill cover into a flexible solar power generating system in what could be the first of several projects in the South Texas region. Read More

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Doing Well By Doing Good

A study by the Royal Institution of Chartered Surveyors finds a clear link between buildings with Energy Star ratings and higher rental earnings. Read More

Green Buildings Earn Higher Rents, Study Finds

A study by the Royal Institution of Chartered Surveyors finds a clear link between buildings with Energy Star ratings and higher rental earnings. Read More

Carbon-Neutral, Five-Star Hotel Planned in China

Mayland Seaside Hotel, a five-star hotel project along the Zhujiang River, is being designed as the world's first carbon-neutral hotel. Read More

Most Manufacturers 'Spectacularly Inefficient,' Researchers Find

A new report from MIT finds that new, high-tech manufacturing systems use anywhere from one thousand to one million times as much energy as older methods. Read More

Google's Favorite Car Company

Think about the aerodynamics of jet plane, a sailboat and a minivan. When we build things to fly through the air or propel us through the water, we design efficient vehicles. Not so with cars. Aptera, an auto company startup, aims to change that. Read More