Energy Efficiency

The Year in Demand Response

The Year in Demand Response

Katherine Tweed: December 27, 2010

2010 saw the arrival of demand response 2.0.

Art Rosenfeld on Energy Efficient Homes

Art Rosenfeld on Energy Efficient Homes

Michael Kanellos: December 22, 2010

We sat down with the father of energy efficiency recently for a three-part interview. Part one: homes.

People Power and Powerzoa: Efficiency Firms Looking for a Business Model and VC Money

People Power and Powerzoa: Efficiency Firms Looking for a Business Model and VC Money

Eric Wesoff: December 15, 2010

Is the issue of energy efficiency in the home and office going to be solved by hardware or software?  Will consumers change their behavior?

An 88 Percent Reduction in Light Power? The Movie

An 88 Percent Reduction in Light Power? The Movie

Michael Kanellos: December 15, 2010

We’re back with the LED Film Festival: Digital Lumens shows off its LED spotlight.

Are Virtual Energy Audits the Answer?

Are Virtual Energy Audits the Answer?

Katherine Tweed: December 14, 2010

Energy Results is betting that people can make many upgrades themselves, if they just have the right tools.

Peter Wagner of Accel Partners on Smart Grid Trends

Peter Wagner of Accel Partners on Smart Grid Trends

Peter Wagner: December 9, 2010

Facebook’s lead VC on the next wave of opportunities on the smart grid.

IceCode Wants to Melt Your Ice

IceCode Wants to Melt Your Ice

Katherine Tweed: December 7, 2010

From refrigerators and turbines to cars and power lines, this small company has big ideas for how to get rid of ice where it’s not wanted.

Cheap Wi-Fi Thermostats Arrive at Home Depot

Cheap Wi-Fi Thermostats Arrive at Home Depot

Katherine Tweed: December 7, 2010

For less than $100, Radio Thermostat is offering its Wi-Fi thermostat directly to the masses. It’s just the beginning.

Report: LED Lights in the Enterprise $1B by 2014

Report: LED Lights in the Enterprise $1B by 2014

Eric Wesoff: December 2, 2010

The beginning of a $100 billion industry about to flip to LEDs with 30% growth in the C&I LED lighting market.

Opower, Energy Efficiency Leader, Gets $50M From KP, Accel

Opower, Energy Efficiency Leader, Gets $50M From KP, Accel

Eric Wesoff: November 29, 2010

“Web portals and in-home displays are not delivering value”: an update on the energy-efficiency startup that could.

Inaugural Campus Conservation Nationals Saves 550,000 kWh

Inaugural Campus Conservation Nationals Saves 550,000 kWh

Katherine Tweed: November 19, 2010

Lucid’s competition was so popular it had to turn schools away.

The Great White Hope for White LEDs: Zinc Oxide

The Great White Hope for White LEDs: Zinc Oxide

Yoni Cohen: November 12, 2010

EcoSpark says it can solve the phosphor problem with its LED.

In Boston, Green Tech Angels Try to Take Flight

In Boston, Green Tech Angels Try to Take Flight

Yoni Cohen: November 5, 2010

Brother, can you spare $500,000? I’ll turn it into $50 mil.

Election Update: Prop 23 Defeated; Industry Chimes In

Election Update: Prop 23 Defeated; Industry Chimes In

Eric Wesoff: November 2, 2010

The first time that a population has voted on climate change