The Fifth Assessment Report published by the Intergovernmental Panel on Climate Change (IPCC) in 2013 revealed that it has thus far absorbed 93% of the extra energy from the enhanced greenhouse effect, with warming now being observed at depths of 1,000 m.
The ocean is being disproportionately impacted by increasing carbon dioxide and other greenhouse gas emissions from human activities.
Globally ambitious efforts are needed to reduce the use of fossil fuels, and increase the use of renewable energy systems.