Answer by A Quora admin:
It is vitally important to save the world's elephants. Number one, they are theaccording to the linked paper from Science Direct. They play a vital role in the health of the rain forests, which then play a vital role in the carbon cycle, absorbing CO2 from the atmosphere and returning the oxygen we humans need to breathe back to it. Number two, if we cannot muster the effort to save such a grand and visible species as the elephants, how will we ever hope to save the less obvious ones also threatened by human activity and habitat destruction?