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Is olive oil greener with algae?

Is olive oil greener with algae?
By Euronews

<p>Well… no, as far as colour is concerned. But microalgae can indeed help produce a more ecological olive oil. Researchers in sunny southern Spain think they have found the secret formula. And it is lying on wetlands, not on dry olive tree plots!!! Now, just discover why microalgae are indeed a good recipe for dressing… greener olive oil.</p>