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Pages and Posts Tagged ‘sediment cores’


What Is All This Coring Stuff about Anyway?, Part 2

ABOARD THE JOIDES RESOLUTION, ON THE BERING SEA-- This is the second installment in the two part summary of the life of a core on board the JOIDES Resolution. They are the ultimate reason we are out here... {Read More »}



What Is All This Coring Stuff about Anyway?, Part 1

ABOARD THE JOIDES RESOLUTION, ON THE BERING SEA-- Okay, so maybe I’ve been remiss. I’ve been throwing lots of jargon at you in these blogs... {Read More »}



Digging Deep for Climate History

From July to September 2009, the scientific drilling vessel JOIDES Resolution is undertaking a nine-week expedition in the Bering Sea, drilling deep into the sea floor to learn about the environmental and oceanographic conditions in the Bering Sea over the past 5 million years. {Read More »}



On Seasickness & Science, Part 1

ABOARD THE JOIDES RESOLUTION, ON THE BERING SEA-- So the last few days have been a whirlwind of activity. We arrived at site UMK-4D and dropped a beacon... {Read More »}



How Do We Map the Ocean Floor?

ABOARD THE JOIDES RESOLUTION, ON THE BERING SEA-- So here's something I never had questioned before: How do we know what the ocean floor looks like?... {Read More »}



Lake Coring in Greenland & NYC

PROVIDENCE, RHODE ISLAND-- Lake sediments are perfect for investigating past environments and climate change. But when your study lake is frozen over and the sediments lie more than 100 feet down, extracting them takes some ingenuity... {Read More »}



Drilling through Time

Christina Riesselman is a geology Ph.D. student from Stanford working on the ANDRILL (ANtarctic geological DRILLing) Southern McMurdo Sound project at McMurdo Station, Antarctica. This multinational scientific drilling project is bringing up deep cores of sediment from under ice-covered seas at the edge of the Antarctic continent. {Read More »}



Ice and Sediment Cores

Anyone with a messy desk experiences one of the cornerstones of earth sciences: newer stuff collects on top of older stuff. It’s this fact that allows us to reconstruct the past using ice and sediment cores drilled from ice sheets and from the sea floor. {Read More »}