Four United Nations organizations presented a project to preserve oceans and coastal areas threatened with environmental degradation. The document, released during the XXXVI UNESCO General Conference, warns of the danger faced by large aquifers, which play the role of climate regulators and are food sources and support for the economy of millions of people.
The loss of a massive tongue of glacial ice on the Antarctic coast — a natural protective barrier nearly the size of Luxembourg (2.500 square kilometers) — could affect ocean circulation patterns and anticipate changes to come from global warming, scientists on a mission to the frozen continent say.
Chile’s Salas y Gómez Island has caught the attention of The National Geographic Society as one of the most pristine marine sites in the world.
Work in Japan and Australia has revealed that a deep-ocean current is carrying frigid water rapidly northward from Antarctica along the edge of a giant underwater plateau.
Carbon dioxide emissions that contribute to global warming are turning the oceans more acidic at the fastest pace in hundreds of thousands of years, the U.S. National Research Council warns.