Sentences with phrase «alkenones from»
The new paper uses alkenones from the Svalbard islands and is among the first studies that present Arctic summer temperature change over the period from the end of the last Ice Age some 12000 years ago.
https://www.sciencedaily.com/ Not exact matches
As for the geochemical data, it is based on Mg / Ca in foraminifera, alkenone unsaturation in sediments and some sparse data from other techniques such as Ca isotopes, clumped isotopes and TEX86.
For example, proxy MD95 - 2043 (Cacho 2001, alkenone, Western Mediterranean) ended about 942 AD per its reference, with a notable ending uptick from the Medieval Warm Period.
decadally - resolved, alkenone - based, temperature records from two lakes on the northern Tibetan Plateau.
If, on the other hand, you switch from recalibrated to originally published ages, and push data which is beyond 1940 back in time or maybe extend the reconstruction beyond 1940 (when there aren't nearly enough proxies no matter how you slice it), and limit only to alkenones, and do whatever else you need to get what you want... then you can flood the internet with innuendo and sneering.]