Lichens are organisms of algae and fungi. Next to algae and insects, which are receiving lots of attention, lichen posses a great deal of nutritional value and potential as a source of nutrition in the future.
Investigating history and different cultures lichen showed up several times. Extremely hardy, frequently confused with moss, the underestimated organism can be termed as a superfood – are effective when used as a medicine and could even grow on Mars! Lichen are a basic source and inspiration for Simiæn.