Free to choose the cheapest, most direct way to
reach drilling sites, oil companies dredged canals off natural waterways to transport rigs and work crews.
Not exact matches
Now, using two deep cores collected at two Ocean
Drilling Program
sites in the Southern Ocean, Jaccard and colleagues have reconstructed ocean records of productivity and vertical overturning
reaching back a million years, through multiple glacial - interglacial cycles.
Once they
reach a good sampling
site, they set up camp nearby and get to work,
drilling through the ice and the water below until their equipment
reaches sediments.
This season,
drilling «round the clock, the team hopes to
reach the bottom of the brittle ice layer, but none of the brittle ice will be shipped this year; instead it will be stored in a deep trench on -
site, giving it time to «relax» and become less fragile.