How low oil prices can be good for the environment

What's the link between the oil slump and renewable energy? Read More

What 'Flexiwatts' tell us about the future of energy bills

There's a new way for businesses and consumers to lower electric bills: demand flexibility. Read More

Fuel cells: A $2 billion secret of the clean economy

While the expectation was that fuel cells would take off as an alternative fuel source for autos, they have created a $2 billion market for themselves, off road. Read More

If I was right, why was I fired?

The outgoing CEO of NRG has a very specific answer, and it has little to do with short-term stock prices. Read More

How microgrids are bringing power to rural Kenya

Small-scale microgrids promise to bring electricity to the 1.3 billion people worldwide who currently lack it. Read More

The future of freight: More shipping, less emissions?

With 47,000 ships and 3 million trucks transporting goods around the world, opportunities to reduce our impact abound. Read More

How water could fix utility energy storage woes

High-tech batteries may be garnering the headlines, but utilities from Spain to China are relying on pumped storage hydroelectricity to overcome intermittent wind and solar. Read More

David Crane's farewell letter to NRG employees

The visionary CEO, passionate as ever about a clean-energy future, bids adieu. Read More

20 for '30: Imagining sustainability in 2030

What lies ahead! From Building Robotics and El Paso to Google and NASA, thought leaders look ahead. Read More

Congress extends the renewable investment tax credit: What now

The extension of the Production Tax Credit and Investment Tax Credit could mean a 56 percent boost to the renewable energy industry over five years. Read More