June 30, 2008 - Enterprise Rent-A-Car wants the world to know that its latest IT upgrade will not only streamline rental processes but also shave the company's carbon footprint by an estimated 6.5 million pounds each year.

June 25, 2008 - Cisco says it will cut its greenhouse gas emissions 25% by 2012 with help from a suite of IT solutions, from videoconferencing to computerized facility management.

June 25, 2008 - A Dell power supply unit has become the first to achieve 80 Plus Gold certification, which requires that server power supplies achieve a minimum 92% energy efficiency at 50% output capacity.

June 24, 2008 - Smarter technology use could reduce global greenhouse gas emissions by 15% and save global industry $800 billion in annual energy costs by 2020, according to a new report.

June 23, 2008 - The new Phoenix Processor, developed for use in sensors, consumes just 30 trillionths of a watt during sleep mode - a low-power record, say researchers at the University of Michigan.

June 20, 2008 - Hewlett-Packard has followed up its report Global IT Strategy for CO2 Reductions, co-produced by WWF International, with a whitepaper detailing how its green products can help businesses cut carbon emissions by 1 billion tons.

June 20, 2008 - Seven global IT firms have finished in a statistical dead heat for the title of world's greenest tech brand - primarily because expectations for green IT performance vary so widely from country to country, a new survey shows.

June 18, 2008 - EPEAT-certified green electronics sold in 2007 will save buyers nearly $4 billion dollars over the products' lifecycles, according to a new report from the Green Electronics Council.

June 18, 2008 - IBM's Roadrunner - a massive supercomputer designed for the U.S. government - has taken home top ranking on the Top500 bi-annual list of the world's most powerful computers. Roadrunner is also one of the most energy efficient systems on the list.

June 17, 2008 - Advanced Data Centers is pouring $100 million into a state-of-the-art green datacenter that the company says is already generating big buzz among corporate clients keen to save on IT energy costs, Sacramento Business Journal reports.