Dec. 15, 2008 - Marriott International has announced plans to replace the 24 million plastic key cards that it purchases in the U.S. each year with cards made from 50% recycled material. READ MORE

Sept. 26, 2008 - Microsoft has flipped the switch on a top-of-the-line computing facility in San Antonio, Texas, that the computer giant is calling its "most power-efficient datacenter to date." READ MORE

Aug. 14, 2008 - Beverage maker Diageo, corporate parent of the Johnny Walker, Tanqueray, and Baileys brands, is pouring more than $120 million into an on-site renewable energy plant at its massive distillery in Scotland - the largest single investment in renewable technology by a non-utility company in the U.K. READ MORE

July 8, 2008 - Toyota is making the "symbolic gesture" of mounting solar panels on some next-generation Prius hybrids, Reuters reports. READ MORE

July 1, 2008 Bayer has issued the first progress report on its new suite of climate-related products and services, launched in November. The initial results of the $1.46 billion Bayer Climate Program have been outlined in the company s 2007 sustainability report. READ MORE

June 13, 2008 - With Volkswagen, Nissan, and Toyota planning electric-vehicle rollouts by 2010, Pacific Gas & Electric CEO Peter Darbee says his company is ready to spend billions on plug-in stations to service the new cars, Reuters reports. READ MORE

May 21, 2008 - Three months after hinting it may jettison its alternative energy unit, BP says it will invest $8 billion over the next ten years to develop new renewable energy technologies, according to the company's latest sustainability report. READ MORE

May 12, 2008 - Renault and Nissan, which in January signed a deal with California firm Project Better Place to begin mass-producing electric cars, may pour as much as $1 billion into the venture, Reuters reports. READ MORE

March 28, 2008 - Proctor & Gamble aims to develop a $20 billion market over the next five years for what it calls "sustainable innovation" products - products that perform 10% better than their competitors in one of six environmental categories. Peter White, P&G's head of sustainability, told ClimateChangeCorp.com that the company is re-evaluating everything from detergents to diapers in an effort to create greener products that will appeal to consumers. READ MORE