News tagged with sediment cores

Dramatic ocean circulation changes revealed

The unusually cold weather this winter has been caused by a change in the winds. Instead of the typical westerly winds warmed by Atlantic surface ocean currents, cold northerly Arctic winds are influencing ...

Jan 14, 2011
4.4 / 5 (22) 13 | with audio podcast

Coastal birds carry toxic ocean metals inland

A collaborative research team led by Queen's University biologists has found that potent metals like mercury and lead, ingested by Arctic seabirds feeding in the ocean, end up in the sediment of polar ponds.

May 25, 2010
5 / 5 (1) 0 | with audio podcast