Sentences with phrase «in planktonic foraminifera»

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

Bemis, et al., discuss this problem on page 152: «Non-equilibrium d18O values in planktonic foraminifera have never been adequately explained.

The annual average SST proxy used δ18O in planktonic foraminifera in a radiocarbon - dated 1990 Bermuda Rise box core.

We report variations in planktonic foraminifera from varved sediments off southern California spanning the past 1400 years.

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.

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.

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 AfricIn 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 Africin 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 Africin 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.

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.

Planktonic foraminifera are typically less than 0.1 mm in diameter.

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.

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.

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.

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