Microalgae and Sustainability

Abstract

Microalgae are a group of organisms with a polyphyletic origin. To be identified as a microalgae, the organism must be small, unicellular or colonial, with little or no cellular differentiation, must have color, due to the presence of pigments, and occur mainly in water. In this way, microalgae are an artificial group, since it includes the so-called cyanobacteria, which belong