A recent study shows that polar bears' mercury levels are declining as melting ice drives them onshore. But is it all good news? Read on.

The Whatcom County Health Department is warning residents that PSP a common biotoxin is now at potentially lethal levels in mussels harvested in Bellingham Bay.

Vibriosis cases are on the rise, and scientists think the trend is likely to continue as climate change results in rising temperatures and rising sea level.

Three of the walruses had low to moderate levels of saxitoxin, while the fourth one had high levels.

The Kluane Lake Fishing Derby won't happen this Canada Day weekend, because organizers say it's become too hard to launch a boat. The lake's water level has dropped significantly, since a retreating glacier stopped feeding the lake with melt water.

New research shows that permafrost soils hold massive quantities of mercury — nearly twice as much as is held in all other soils in the world, plus the mercury in the oceans and the atmosphere —