By the year 1400 the giant palms became extinct. Within another 100 years the entire forest was gone, and so were the boats. With no boats there were no fish and no porpoises. Cannibalism had arrived. A warrior class arose and terrorized the island with stone spears and daggers.
Easter Island is earth in miniature form.
We, too, have nowhere to go. We are rapidly destroying our soil, our rain forests, our fossil fuels, and our fisheries. The honeymoon will be over in the time of our children. Western religions such as Christianity and Islam teach that a better life awaits us in another world. The danger should be obvious.