Energy
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SunPower Turns to Gamification to Engage with Customers
Companies worried about engaging customers may learn a thing or two from SunPower, whose new online contest has boosted its Facebook community by nearly 70 percent. Read More
A Closer Look at the Green City Index
Why did some cities nail top ratings in Siemens' new Green City Index for North America, while others tanked and still others weren't counted at all? NRDC's Kaid Benfield takes a deep dive into the scores. Read More
San Francisco Named North America's Greenest City
San Francisco bested contenders that included Vancouver, New York, Seattle, Denver and Boston in a study conducted by the Economist Intelligence Unit and commissioned by Siemens. Read More
What's Behind the Big Sustainability Push at Unilever
The VP of sustainability at the consumer-goods giant talks about the power of collaboration, the difficulty of changing individuals' behavior, and why Americans in the shower is one of the biggest environmental hurdles Unilever faces. Read More
Building a 21st Century Communications Economy
How Information Communications Technology (ICT) companies have the potential to help stimulate a high growth, low environmental impact economy. Read More
How M&S Found Sustainability & Profits in a Carbon-Neutral Bra
No company approaches sustainability more comprehensively — or more creatively — than the British retailer Marks & Spencer. Read More
State of the Voluntary Carbon Markets 2011
Despite a slowdown in policy-driven trades, voluntary offsets are growing faster than ever. Read More
How Peppermill Makes the Most of Its Geological Blessings
The resort-casino in Reno, Nev., has invested nearly $10 million in switching over to geothermal heating for its 2 million-square-foot complex -- and the ROI means they're looking to dig even deeper into renewable energy. Read More
Climate Action in Megacities: C40 Cities Baseline and Opportunities
What are the world's largest cities doing to combat climate change? Read More
How Climate Change is Already Affecting the World's Major Cities
More heat waves and stronger storms are among the climate change risks being experienced by city governments across the world. Read More