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In search of the Google of clean tech, page 2
March 4, 2009 In a tough economy, the companies that look a little like a high-tech outfit may be the big winners.Ice-powered air-conditioner could cut costs
August 1, 2006 Ice Energy says energy-storage system cuts down on the power required for air conditioning by 30 percent. Photo: Ice-cold airStoring sun and wind power
December 5, 2007 Several technologies are being tested to tie large-scale storage to renewable power sources. Images: Making wind power that lasts all dayIBM founds coalition for 'smart' power grids
April 11, 2007 Through alliance with Big Blue, CenterPoint Energy will upgrade power distribution grid with digital communications.Full steam ahead for Nevada solar project
March 12, 2007 A new power plant in the desert taps into solar-thermal energy to pour on the electricity for nearby Las Vegas.Images: Solar thermal heats up in the desertPumping power onto the grid from your basement
August 10, 2006 GridPoint has developed Net-connected energy storage appliances, which it says will save money by using electricity off-peak.Home storage firm targets utility companies
September 26, 2006 Start-up teams with Goldman Sachs subsidiary on products that store up energy to help in times of peak electricity demand.Pint-size hydro power on tap
October 24, 2007 Start-up Rentricity designs a generator that brings hydroelectric power down to size for cites and towns.The greening of Las Vegas
March 9, 2007 It's not just the color of money. When you live in a water-starved desert, getting "green" can mean ripping up your lawn. Photos: Solar power pushes Vegas waterWave power to go commercial in California
December 18, 2007 Harnessing the ocean for energy has been discussed for years, and now a major utility in the U.S. will purchase some sea power.Energy start-ups see IPOs ahead
March 29, 2007 Will 2007 be the year for energy efficiency companies? Two start-ups are banking on it.Will anyone pay for the 'smart' power grid?
May 16, 2007 Electric grids will have to undergo expensive changes to meet rising demand and address environmental concerns. Just don't tell that to utilities or regulators.Throwing cold water on energy-hog air conditioners
May 17, 2007 Companies are bringing "ice storage" to ACs and look to take advantage of utilities' peak demand reduction programs.Photos: 21st-century iceboxIs there green in 'misfit' technologies?
August 8, 2007 Zigbee and other technologies get a second lease on life thanks to efforts to reduce power consumption.PG&E sees plug-in hybrids as potential profit centers
April 10, 2007 California's electric utility has demonstrated a method of letting owners of souped-up hybrid cars sell power back to the grid at a profit.Photos: Hybrids that give back to the gridCalif. regulators OK broadband over power line test
April 27, 2006 Power companies, broadband providers will be able to test new BPL tech in an effort to offer consumers more access options.Selling city halls on wireless as a utility
June 4, 2007 City leaders don't need to be convinced of the benefits of high-bandwidth networks. Convincing them to pay for it is another matter.Warming up to climate control tech
April 29, 2005 "Clean technology" companies find that people are willing to give up control of their thermostats in exchange for a little savings.IBM teams up for broadband over power line
July 11, 2005 Big Blue is partnering with CenterPoint Energy in Houston to turn power lines into a high-speed broadband network.Utility's last snag: The price tag
September 15, 2003 Before utility computing can go mainstream, providers have to get to grips with a basic question: How should they calculate the charges?
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