Sentences with phrase «sulfur isotope data»

By looking at the chemistry of rocks deposited during that time period, specifically coupled carbon and sulfur isotope data, a research team led by University of California, Riverside biogeochemists reports that oxygen - free and hydrogen sulfide - rich waters extended across roughly five percent of the global ocean during this major climatic perturbation — far more than the modern ocean's 0.1 percent but much less than previous estimates for this event.

Not exact matches

Here we present coupled high - resolution carbon - and sulfur - isotope data from four European OAE 2 sections spanning the Cenomanian — Turonian boundary that show roughly parallel positive excursions.