- Analysis of rock gardens on Rapa Nui (Easter Island) tell the story of a small, resilient population of around 3-4,000 people even when massive moai were erected, countering the notion of a doomed overpopulated island that failed to live sustainably https://theconversation.com/rocks-on-rapa-nui-tell-the-story-of-a-small-resilient-population-countering-the-notion-of-a-doomed-overpopulated-island-232935 15 comments science