Sentences with phrase «cored lakebeds»
To better correlate climate and human evolution, in 2013 researchers cored lakebeds close to key fossil sites.
http://www.sciencemag.org/ Not exact matches
Scherer removes a sediment core from an instrument that bores into the lakebed.
Back in the 1960s, Paul Colinvaux, a British - born ecologist, had collected a sediment core from a lakebed on St. Paul.
Ranging from the magnesium levels in microscopic seashells pulled from ocean sediment cores to pollen counts in layers of muck from lakebeds, the proxies delivered thousands of temperature readings over the period.
The team then compared these findings to the New York - New Jersey cores, which penetrated old lakebeds and soils that hold exquisitely preserved signs of alternating wet and dry periods during what was believed to be the same time.
Mann08 considered four measures that Tiljander and her co-workers derived from their lakebed sediment drill cores.
For more discussion (but no clear - cut answers) on physical data that can be extracted from lakebed cores, see the PDF linked at Jarmo's comment, supra.
As part of the Dead Sea Deep Drill Core Project, Goldstein and other colleagues drilled deep below the lakebed of the Dead Sea in 2010 and 2011 to pull up more than 1,300 feet (400 meters) of sediment in a long column — a record of sediment deposits spanning 200,000 years.