News tagged with sediment cores

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

Scientists probe Earth's core

We know more about distant galaxies than we do about the interior of our own planet. However, by observing distant earthquakes, researchers at the University of Calgary have revealed new clues about the top ...

Apr 28, 2010
4.4 / 5 (20) 4 | with audio podcast

California's Ancient Kelp Forest

(PhysOrg.com) -- The kelp forests off southern California are considered to be some of the most diverse and productive ecosystems on the planet, yet a new study indicates that today's kelp beds are less extensive and lush ...

Nov 10, 2009
4.7 / 5 (6) 0