La emergencia climática se agudiza cada día. Los océanos están cambiando la tasa de oxígeno disuelto y variando el PH. […] The natural oceanic cycles of phosphorus and nitrogen are also at risk.[…] Seas are about 26% more acidic than in pre-industrial times because of absorbing the excess carbon dioxide in the atmosphere […] Sharks, tuna, marlin and other large fish at risk from spread of ‘dead zones’, say scientists theguardian.com Oceans losing oxygen at unprecedented rate, experts warn