Tricia Sullivan 
Lethe [EPUB ebook] 

It is the year 2166. Eighty years have passed since the Gene Wars devastated the Earth, decimating the human population and giving rise to myriad new life-forms. Now, among the dolphins of Australia, Jenae Kim stumbles on the information that could mean a new beginning for human civilization: information that the government is determined to keep secret – even if they have to kill her . . .