![GreenBiz 350 show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/078/903/small/greenbiz-350.png)
Summary: The week on the GreenBiz 350 podcast: Facebook and Microsoft back a new clean energy buyers' group and private equity firms Carlyle Group and KKR talk sustainability.
Summary: The week on the GreenBiz 350 podcast: Facebook and Microsoft back a new clean energy buyers' group and private equity firms Carlyle Group and KKR talk sustainability.