Technology
From mines to megawatts: The promise of 'conflict-free Big Solar'
Millions of acres of degraded terrain could hold 100 times the current U.S. solar capacity — and avert the environmental tradeoffs of blockbuster solar projects. Read More
Distributed defectors: When customers leave the grid
It won't be long before solar-plus-battery systems become cheaper than utility-sourced electricity. Read More
BMW, SAP drive research on connected car services
By 2015, nearly 50 percent of vehicles will integrate with in-dash or smartphone applications for everything from smarter parking to better route planning. Read More
4 innovative ways to close the carbon cycle
Turning waste carbon into fuel and plastic products are just two examples of technologies that could transform entire industries. Read More
Singapore: A 'living laboratory' for sustainability
Here's how the nation city-state is testing and commercializing new ideas for building cities of the future. Read More
Will the electricity grid become optional?
New RMI report identifies when and where solar-plus-battery systems could help customers defect from utilities affordably. Read More
11 innovations to fight food and water scarcity
Data from the International Food Policy Research Institute validates the role of new farming technologies in the face of climate change. Read More
4 reasons the Ivanpah plant is not the future of solar
BrightSource Energy’s new project is the world's largest solar thermal plant. But is it the best model for sustainable energy in the desert Southwest? Read More
State of Green Business: Energy storage becomes a game-changer
Tech and economic forces are helping to shape a low-carbon energy future. Read More
Silver Spring Networks delivers an app store for utilities
Imagine if an app could talk with sensors in a power meter, apartment building or highway, displaying data in real time. Read More