The atolls (ring-shaped coral reefs) of the Pacific Ocean are the most marginal environment in the world for human … See more

Caroline Island lies near the southeastern end of the Line Islands, a string of atolls and islands extending across the equator, 2,400–3,300 km (1,500–2,100 mi) south of the Hawaiian Islands in the central Pacific Ocean. Th… See more

Caroline Atoll is one of over 175 atolls and coral islands in the Pacific Ocean. The English naturalist and geologist Charles Darwin first suggested the theory, still accepted, that atolls originate from calcium carbonate platforms … See more

Despite more than three centuries of occasional human impact on Caroline Island, it is one of very few remaining near-pristine tropical islands. The United Nations rated the atoll with a 'Human Impact Index' rating of 1 i… See more

Caroline Island is low-lying, with no land greater than 6 metres (20 ft) above sea level. Regional sea surface temperatures have risen by around 0.1 °C per decade since the 1950s, and in 2006, the United Nations rated … See more