In Spanish telling the time is more specific than in English. It is necessary to complement the answer saying "a (at in English) las" considering that telling the time refers to a female noun in Spanish, being "las" the appropiate female plural article
Wrong subject, lol. But I would infer that the rates of evaporation is higher since the more evaporation there is then the more substances are left behind by the ocean water. (In other words, salt)
