Today Argo provides the first-ever global-scale, all-weather subsurface observations of the oceans, an unprecedented dataset for researchers studying the temperature, salinity, and circulation of the global oceans and how these change over periods ranging from days to decades.

UNESCO: Building the Wealth of Nations

He said recent reports by the Intergovernmental Panel on Climate Change (IPCC), which has estimated the possible global temperature rise by 2100 as 5.8 degrees C, had confirmed a "spectacular" retreat and collapse of ice shelves on the Antarctic peninsula.

BBC: Ice surprise for sailor

As it currently stands, the UN Framework Convention on Climate Change has set a target of limiting the rise in global mean temperature to 2C (3.6F) above pre-industrial levels.

BBC: Climate change evident across Europe, says report