Photo courtesy of Sapphire Energy Inc.
Sapphire Energy received a $50 million grant from the Department of Energy which was used to build an algae-growing farm in New Mexico.

Photo courtesy of Sapphire Energy Inc. Sapphire Energy received a $50 million grant from the Department of Energy which was used to build an algae-growing farm in New Mexico.

Clean-tech has generally fallen out of favor with venture capital investors, but not Sapphire Energy Inc...

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