In addition to the risk of «several meters» of sea level rise this century, which Hansen calls the most important finding, the final version of Hansen's paper gives new emphasis to the possibility that the ocean's heat circulation system may be in the process of shutting down. (slate.com)
A far grander feature of the Earth's surface heat circulation was recognized in the 19th century when scientists tracked down the fact that water hauled up from the deeps, anywhere in the world, is nearly freezing. (history.aip.org)
Scientists have examined several important strands of evidence about the LIA, including the activity of the sun, of volcanoes, and ocean heat circulation, principle drivers of natural climate change. (skepticalscience.com)