50 percent

That’s how much of SAP’s energy use is derived from renewable energy sources (solar, wind, etc.) as of this past quarter ending June 30, 2010. Kudos!

Additionally, the enterprise software maker — which also markets carbon accounting software — is reporting huge strides in improving data center energy efficiency and cutting CO2 emissions by employing virtualization and power-sipping hardware.

You can view SAP’s sustainability report online by clicking here.