The health care group is buying 223 MW of solar and wind, covering half the energy it uses in California.
Citi says it will facilitate $100 billion in financing for renewables and efficiency over the next 10 years.
Wind energy will power a factory in Mexico, with enough left over for three other facilities there.
Google is buying enough wind to completely power its campus, from nearby Altamont Pass Wind Farm.
Apple is showing how large companies can run on 100% renewable energy.
Sir Richard Branson's B Team calls for this global target by governments and corporations, plus a price on carbon and ending fossil subsidies.
The company is buying the output of an Indiana wind farm to power some cloud data centers.
To this day, personal care products are still filled with toxic ingredients.
Setting a trend for the industry, the NHL is cutting emissions and offsetting the rest.
Volvo makes all its trucks for North America in Virginia, where the factory runs on 100% landfill gas.