1. Arctic GEOTRACES identified : Freshwater input Shelf-Ocean exchange
Arctic rivers contribute ~10% of global river runoff
Arctic shelves represent ~25% of global shelf area
Arctic ecosystems contain ~33% of the world’s soil carbon
The Arctic is sensitive to and a key area for understanding global change
Fram Strait
Barents Sea
Despite IPY little is known about TEI in the Arctic

2. Arctic A GEOTRACES section across the Arctic
Oden works in Antarctica during winter ( ).
possible return across the Pacific and Arctic Ocean
A GEOTRACES section across the Arctic
using icebreaker Oden in 2011/2012
Fram Strait
Barents Sea