Microsoft, Apple, Google, others pledge $140B toward Obama’s climate initiative - Puget Sound Business Journal

Check this White House fact sheet for more details

"Microsoft is joining Google, Apple and other large corporations in pledging to spend $140 billion to help address climate change as part of an initiative lead by President Barack Obama.
Microsoft and a dozen other companies, which also including Warren Buffett’s Berkshire Hathaway Energy and Goldman Sachs, have signed Obama’s American Business Act on Climate, agreeing to invest billions of dollars to reduce their carbon footprints."

Microsoft, Apple, Google, others pledge $140B toward Obama’s climate initiative - Puget Sound Business Journal