With Giants like SAP enterering the carbon accounting business, do you think there is still room for startups?

Missile Defense Tech Lights Luxury Condos

Renaissance Lighting says it has come up with a way to smooth the rough edges on solid-state lighting thanks to technology that was originally devised for jamming guidance systems on missiles.

Enterprise

LED Streetlights Go to Crime-Ridden Area

San Francisco Mayor Gavin Newsom will visit one of city's worst neighborhoods, in stark daylight, to test out LED streetlights.

Enterprise

Harvesting Megawatts From McDonald's?

Comverge, Advanced Telemetry and others are trying to bring demand response and energy efficiency to fast food restaurants, retail outlets, and the thousands of other small businesses out there.

Enterprise

Finger-Powered, Solar-Sensing Light Switches

Philips subsidiary Ledalite Architectural Products has come out with a light switch that uses kinetic energy to wirelessly turn lights on and off, plus sensors to dim lights in sunlight. No wires, no batteries — welcome to the brave new world of fingertip energy harvesting.

Enterprise

Acuity Buys Sensor Switch for $205M to Offer More Efficient Lighting

Acuity, which sells all sorts of lighting fixtures, wanted to expand its offering of energy-conserving products. Sensors that can automatically adjust brightness can become even more popular thanks to the push by government and utilities to conserve power.

Enterprise

Green Jobs: Myth or Reality?

Claims that "green" jobs will help lift the economy out of a recession are too optimistic, according to a six-university study released Monday. Not so, say backers of stimulus for renewable energy, smart grid and energy efficiency to boost job growth.

Grid

DOE Doles Out $780M for Weatherization

The federal energy department is releasing the money in the next few days as part of the $8 billion effort to fund states and local programs for saving consumers energy costs and making government buildings more energy efficient.

Enterprise

California Wants to Cut TV Power by 49% in Four Years

TVs and the black boxes that go with them consume about 10 percent of the power in your home. The California Energy Commission says it's time to cut it down. The industry is already working on it.

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Intel Wants Some of Those Green Energy Dollars

The world's largest chip company says that the heavy government spending to boost the economy should encourage a greater use of computers for engineering and constructing energy and building projects.

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Nuke, Why Not?

More nuclear power advocates are making themselves heard as the United States sets out to produce more clean energy. Here is what a Nobel laureate and the head of the U.K. Atomic Energy Authority has to say about it.

Enterprise

IBM Expands Efficiency Offerings

The computing giant is expanding its set of tools and services to help companies track and reduce energy use and the associated greenhouse-gas emissions.

Enterprise

Luminus Devices and Nichia Team Up on White Light LEDs

Nichia and Luminus Devices have signed a cross-licensing and manufacturing agreement to help bring white light LEDs to market.

Enterprise

Best Greentech Exit Strategy: Go Into Energy Efficiency

Pulling off an IPO or selling your company isn't easy, say experts. But you've got the best chance in energy efficiency.

Enterprise

Cisco Jumps Into Energy Management for Computers, Buildings

The networking giant is launching EnergyWise – software that will run on top of its network to help businesses cut down on the electricity going to phones, computers, building HVAC and lighting systems and a whole array of devices.

Grid

New LED Aims to Whack Prices of Solid State Lighting

Light bulbs are the last bastion of vacuum tube technology. But solid state lighting has always been too expensive. Bridgelux says it can cut the cost by cutting components.

Enterprise

EPRI: Efficiency Could Save U.S. 22% on Future Power

Energy efficiency programs in the United States could save the country 236 billion kilowatt hours – the equivalent of 14 New York Cities – by 2030 if they're kept up, says the Electric Power Research Institute.

WaterHealth Lands $10M for UV Water Purification

The Series D funding will help the Irvine, Calif.-based company expand sales of its combination filtration and ultra-violet light water purification technology. Water purification is a growing business both in developed countries and the third world.

Google CO2 Claim Throws CO2Stats Into Limelight

Alex Wissner-Gross, founder of the carbon footprint management service CO2Stats, is getting a lot of attention after saying he was misquoted on the carbon footprint of Google searches in a widely-publicized Times of London story.

Enterprise

Japan to Fire Off Carbon-Counting Satellite

The project is one of several international efforts to inventory greenhouse gas emissions at a time when the United States and other countries are considering economic policies to curb emissions.

Enterprise