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RT @Mercury_2017: Ecological Change Drives a Decline in Mercury Concentrations in Southern Beaufort Sea Polar Bears https://t.co/ovgi1B7la8
RT @Mercury_2017: Ecological Change Drives a Decline in Mercury Concentrations in Southern Beaufort Sea Polar Bears https://t.co/ovgi1B7la8
Ecological Change Drives a Decline in Mercury Concentrations in Southern Beaufort Sea Polar Bears https://t.co/2HY8CbHdL8
RT @Mercury_2017: Ecological Change Drives a Decline in Mercury Concentrations in Southern Beaufort Sea Polar Bears https://t.co/ovgi1B7la8
Ice loss-caused diet switch from whales to seals means polar bears get less exposure to mercury, gain weight. (ACS): https://t.co/UrjPHPHddp