Tag Archives: apple
SolarCity Raises $500M
SolarCity (Nasdaq: SCTY), a provider of distributed energy, just announced a $500 million lease financing agreement with Goldman Sachs (NYSE: GS). That translates to more than 100 megawatts of solar power. The combined lease is the largest of its kind for U.S. residential rooftops. SolarCity allows consumers to get electricity from grid-tied solar rooftops at [...]
SolarCity Earnings = MEH
SolarCity (SCTY) has been one of the hottest alternative energy stocks since its Initial Public Offering five short months ago. Yesterday it shot up 24% in one day, on the largest one-day volume since it opened, in anticipation of its quarterly earnings release. It is up 95% in the past three months, and has more [...]
In Focus: The Chemicals in Chicago’s Air
Scientists have found that Chicago’s air is infested with chemicals courtesy of airborne compounds that are traveling as far as the Arctic. The chemicals, called cyclic siloxanes, are toxic to aquatic life. Where do they come from? From chemicals in deodorants, lotions and conditioners. “These chemicals are just everywhere,” said Keri Hornbuckle, an engineering professor at the [...]
Apple Discusses their Energy Efficiency Efforts
You don’t see Apple Inc. employees speaking at very many events, other than their own product launches. So hearing from Apple’s Energy Manager at Friday’s SVLG Sustainability Summit was an event conspicuous by its lonesomeness. Forget about sharing the presentation with you — it’s secret. I asked them to share it. In fact, Apple’s energy [...]
How Apple is Keeping it Green
Renewable energy is one of the hot topics of today. With concerns that fossil fuels are running out and causing irreversible damage to the environment, businesses and homes alike are embracing the world of renewable energy. Apple goes green Environmental groups have welcomed the announcement from globally-renowned gadget firm Apple that its data centres now [...]
Facebook Announces Real-Time Data Center Efficiency Stats
Facebook has just taken a bit of internal data center energy efficiency wizardry and made it available to the world. On Thursday, it opened access to the minute-by-minute power-use effectiveness (PUE) and water-use effectiveness (WUE) scores via dashboards for its Prineville, Ore. and Forest City, N.C. data centers, and promises to have its next super-efficient [...]
Foxconn Goes Solar
Infamous Foxconn, best known for the deplorable working conditions for Chinese workers that make Apple’s iPod and other products, is intent on developing a strong presence in the solar industry. The company first announced this decision in 2011 at the height of overcapacity in the industry. The last thing that was needed was a big new player that would bring [...]
Apple Data Centers Now 100% Renewable
Apple‘s data centers are now powered 100 percent by renewable energy and 75 percent of their facilities are solar, wind, hydroelectric, and geothermal sources. But unfortunately, the Apple and the Environment report finds that their greenhouse gas emissions have risen by 34 percent (30.9 million metric tons of greenhouse gas emissions) in 2012. Apple Insider writes: The Apple and [...]
Graphene That Redefines Electric Current
A new joint innovation by the National Physical Laboratory (NPL) and the University of Cambridge could pave the way for redefining the ampere in terms of fundamental constants of physics. The world’s first graphene single-electron pump (SEP), described in Nature Nanotechnology, provides the speed of electron flow needed to create a new standard for electrical current [...]