Sentences with phrase «of planktonic foraminifera»

He is interested in palaeoclimate proxies, biotic evolution and stratigraphy, with particular emphasis on the fossil record of planktonic foraminifera from deep sea cores.

Next paper: Bemis, B. E., H. J. Spero, J. Bijma, and D. W. Lea (1998), Reevaluation of the oxygen isotopic composition of planktonic foraminifera: Experimental results and revised paleotemperature equations, Paleoceanography, 13 (2), 150 — 160.

The TEX86 will be further analysed in well - dated cores from the Holocene and Pleistocene and compared with other, previously determined, SST proxies such as the UK37 ′ and the d18O of planktonic foraminifera.

shallow seismic stratigraphy and radiocarbon dating of planktonic foraminifera.

Surface and sub-surface seawater temperature reconstruction using Mg / Ca microanalysis of planktonic foraminifera Globigerinoides ruber, Globigerinoides sacculifer and Pulleniatina obliquiloculata.

In a study published in Science in June, paleoceanographer Bärbel Hönisch and colleagues at Columbia University examined the remnants of planktonic foraminifera — single - celled creatures with elaborate shells — buried beneath the seafloor off the coast of Africa.

Not exact matches

I was struck by the similarities between the pasta shapes shown in Richard Webb's article on their mathematical interpretation (15 October, p 48) and some shells of foraminifera, a type of single - celled marine planktonic animal.

Ecology of marine protists, including adaptation of protists to extreme cold; photosymbiotic associations in planktonic foraminifera and radiolaria; pathogens and parasites of marine animals and humans; antibiotic resistance in marine animals.

Using Mg / Ca paleothermometry from the planktonic foraminifera Globigerinoides ruber from the past 500 k.y. at Ocean Drilling Program (ODP) Site 871 in the western Pacific warm pool, we estimate the tropical Pacific climate sensitivity parameter (λ) to be 0.94 — 1.06 °C (W m − 2) − 1, higher than that predicted by model simulations of the Last Glacial Maximum or by models of doubled greenhouse gas concentration forcing.

Azumi Kuroyanagi, Régine E. da Rocha, Jelle Bijma, Howard J. Spero, Ann D. Russell, Stephen M. Eggins, Hodaka Kawahata, Effect of dissolved oxygen concentration on planktonic foraminifera through laboratory culture experiments and implications for oceanic anoxic events, Marine Micropaleontology, Volume 101, May 2013, Pages 28 - 32, ISSN 0377 - 8398, http://dx.doi.org/10.1016/j.marmicro.2013.04.005.

Using Mg / Ca paleothermometry from the planktonic foraminifera Globigerinoides ruber from the past 500 k.y. at Ocean Drilling Program (ODP) Site 871 in the western Pacific warm pool, we estimate the tropical Pacific climate sensitivity parameter (λ) to be 0.94 — 1.06 °C (W m − 2) − 1, higher than that predicted by model simulations of the Last Glacial Maximum or by models of doubled greenhouse gas concentration forcing.

S1; Table S1): alkenone (n = 31), planktonic foraminifera Mg / Ca 24 (n = 19), TEX86 (n = 4), fossil chironomid transfer function (n = 4), fossil pollenmodern analog 25 technique (MAT)(n = 4), ice - core stable isotopes (n = 5), other microfossil assemblages (MAT and 26 Transfer Function)(n = 5), and Methylation index of Branched Tetraethers (MBT)(n = 1).

Effect of carbonate ion concentration and irradiance on calcification in planktonic foraminifera

They focus on two maritime sources of proxy data: coral and individual planktonic foraminifera (monocellular organisms that float in seawater at various depths).

Schmidt, G.A., 1999: Forward modeling of carbonate proxy data from planktonic foraminifera using oxygen isotope tracers in a global ocean model.