to start off its almost inpossible to do but...
Methods of Desalination. At least three principle methods of desalination exist: thermal, electrical, and pressure. The oldest method, thermal distillation, has been around for thousands of years. In thermal distillation, the water is boiled and then the steam is collected, leaving the salt behind.
This is asexual reproduction and it shows offspring that have the same genes as the parent, since the genetic material was copied before the division.
Pioneer species, I think.