Last Updated: Monday, October 07, 2013, 16:14
Rising ocean surface temperatures caused by climate change could make fish accumulate more mercury, increasing the health risk to people who eat seafood, scientists have found.
Last Updated: Friday, October 26, 2012, 12:07
Warmer oceans could significantly hit the population of phytoplankton, micro-organisms that soak up carbon, says a study.
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