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Konrad Hughen

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Coral Coring

Coral Coring

Off a small island in the Chagos archipelago in the Indian Ocean, Woods Hole Oceanographic Institution (WHOI) biogeochemists Konrad Hughen and Colleen Hansel use a special underwater drill to take a core sample from a…

The Once and Future Corals

The Once and Future Corals

Are Emperor Penguins Marching to Extinction?

Are Emperor Penguins Marching to Extinction?

Sunspots, Sea Changes, and Climate Shifts

Sunspots, Sea Changes, and Climate Shifts

Natural materials such as shells, ice, corals, and tree rings contain clues to help scientists piece together how our oceans, atmosphere, and land have changed in the past. The history of the Earth is recorded…

Analyzing Ancient Sediments at Warp Speed

Analyzing Ancient Sediments at Warp Speed

Like a toy out of a science fiction story, the X-ray fluorescence core scanner reveals intimate details of the composition of ancient mud and sediment–which can contain a variety of clues about past climate and…