Featured Article:

ComEd Allowed to Delay Smart Meters Until 2015

The Latest and Greatest:

What Happens When the Solar ITC Expires? Part 3

What Happens When the Solar ITC Expires? Part 3

Carolyn Campbell: December 10, 2012

Focusing in on the Arizona solar market

OXIS Wins Funding and Contracts for Lithium Sulfur Batteries

OXIS Wins Funding and Contracts for Lithium Sulfur Batteries

Doug Widney: December 10, 2012

A polymer version of the potent but historically troubled lithium-sulfur chemistry

Wind’s Top Ten Stories for 2012: The Best and Worst of Times

Wind’s Top Ten Stories for 2012: The Best and Worst of Times

Herman K. Trabish: December 10, 2012

How can a record breaking year herald ruin?

Update: SolarCity IPO Launches This Week

Update: SolarCity IPO Launches This Week

Eric Wesoff: December 10, 2012

IPO could provide a strong finish to a difficult year in solar.

Guest Post: Stop the Solar Trade War Before It’s Too Late

Guest Post: Stop the Solar Trade War Before It’s Too Late

Jigar Shah: December 10, 2012

History repeats

Cleantech Investing

An Open Letter to Limited Partners from a Cleantech Investor

Rob Day: December 10, 2012
Catastrophe Bonds: An Innovative Renewable Energy Risk Management Tool?

Catastrophe Bonds: An Innovative Renewable Energy Risk Management Tool?

National Renewable Energy Laboratory, Jared Wiedmeyer: December 10, 2012

Seeking a way for developers to avoid costly insurance

A123 Goes to Wanxiang in $260M Bankruptcy Auction Bid

A123 Goes to Wanxiang in $260M Bankruptcy Auction Bid

Eric Wesoff: December 9, 2012

Wanxiang beats Johnson Controls, NEC, and Siemens for the American battery maker’s non-government businesses.

2013 Solar Market Predictions From Sunrun

2013 Solar Market Predictions From Sunrun

Lynn Jurich: December 9, 2012

What does Sunrun CEO Lynn Jurich see in solar’s future?

Leaner, Meaner Restructured Tendril Raises $15M

Leaner, Meaner Restructured Tendril Raises $15M

Katherine Tweed: December 7, 2012

A deal with Duke Energy revealed, and promises of profitability amidst staff reductions and restructuring

Why Is DC Talking About a Carbon Tax Again?

Why Is DC Talking About a Carbon Tax Again?

Herman K. Trabish: December 7, 2012

Isn’t that supposed to be a political non-starter?

ComEd Allowed to Delay Smart Meters Until 2015

ComEd Allowed to Delay Smart Meters Until 2015

Katherine Tweed: December 7, 2012

What the heck is going on in Illinois?!

Next Step Living Gets $18.2M for Community-Scale Home Efficiency, Solar

Next Step Living Gets $18.2M for Community-Scale Home Efficiency, Solar

Jeff St. John: December 6, 2012

Boots-on-the-ground, community-based home efficiency retrofits and solar installs gets a VC boost.

Are US Shale Gas Resources Overstated? Part 2

Are US Shale Gas Resources Overstated? Part 2

AOL Energy, Jon Hurdle: December 6, 2012

Bullish backers of reserve estimates speak up.

Opening the German Smart Meter Market

Opening the German Smart Meter Market

Jeff St. John: December 6, 2012

Itron and Deutsche Telekom look to Germany’s slow-growing and complicated, yet potentially massive, smart meter market.