Google PowerMeter

The development of the software was part of an effort by Google to invest in renewable energy, electricity grid upgrades, and other measures that would reduce greenhouse gas emissions.

[2] The development of the software was part of an effort by Google to invest in renewable energy, electricity grid upgrades, and other measures that would reduce greenhouse gas emissions.

[citation needed] In May 2009, Google announced that it had partners with smart meter maker Itron.

[7][8] Also in 2009, Yello Strom customers in Germany were able to begin adding the PowerMeter widget to their iGoogle pages to track their energy usage.

[10] San Diego Gas and Electric's Sempra Energy company announced plans to install 1.4 million smart meters in San Diego County and Southern Orange County by the end of 2011[11] and said that after they sent out 100,000 post cards to let consumers know they could use the Google PowerMeter service, about 6% had started to use it.