Sapphire Energy, Inc.

Algenol and Sapphire Energy Pursue Algae as Fuel

Using algae to produce fuel has turned out to be one of the most difficult technologies to advance. Decades of government study failed to perfect it, and dozens of startups have made big promises but little progress over the past few years. Yet there’s still some progress, most notably from two companies, Algenol Biofuels and Sapphire Energy.

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