Unfrozen Arctic update: Ice four meters thick

Explorer Update | Catlin Arctic Survey

Sunday 24th April, 2011
...All the science was completed despite having to drill holes through 4 ­­metre thick ice.
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Tuesday 19th April, 2011
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In the morning it was mostly short sections of travel between each ridge, until they reached an enormous pressure ridge made up of 2m thick blocks of ice.

All science was completed successfully, although it was a struggle to get down through the multiyear ice, which required 4 drill flights attached to the Mora Ice Auger to get through it.