english: So if we want to be able to understand, if we want to be able to find those traces of the signatures of life at the surface of Mars, if they are there, we need to understand what was the impact of each of these events on the preservation of its record.
non_english: Tako, ako želimo da razumemo, ako želimo da nađemo te tragove života na površini Marsa, ako su tamo, moramo da razumemo kakav je bio uticaj svih ovih dešavanja na očuvanje tih dokaza.