isotope-oxygen stage

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• Isotope separation — is the process of concentrating specific isotopes of a chemical element by removing other isotopes, for example separating natural uranium into enriched uranium and depleted uranium. This is a crucial process in the manufacture of uranium fuel… …   Wikipedia

• Marine isotope stage — 5 million year history Sections …   Wikipedia

• Anglian Stage — The Anglian Satge is the name for a middle Pleistocene stage used in the British Isles. It precedes the Hoxnian Stage and follows the Cromerian Stage in the British Isles. The Anglian Stage is equivalent to the Elsterian Stage of Europe and… …   Wikipedia

• Anglian (stage) — The Anglian Stage is the name for a middle Pleistocene stage used in the British Isles. It precedes the Hoxnian Stage and follows the Cromerian Stage in the British Isles. The Anglian Stage is equivalent to the Elsterian Stage of northern… …   Wikipedia

• Marine Isotopic Stage 11 — Interglacial periods that occurred during Pleistocene times have been recently put under investigation, in order to better understand our present and future climates. In fact, paleoclimatic interpretations often depends on observations drawn from …   Wikipedia

• Pastonian Stage — The Pastonian interglacial, now called the Pastonian Stage, is the name for an early Pleistocene stage used in the British Isles. It precedes the Beestonian Stage and follows the Pre Pastonian Stage. This stage started 1.816 Ma (million years… …   Wikipedia

• Bramertonian Stage — The Bramertonian Stage is the name for an early Pleistocene stage used in the British Isles. It precedes the Pre Pastonian Stage (Baventian Stage). It derives its name from Bramerton Pits in Norfolk, where the deposits can be found on the surface …   Wikipedia

• Marine isotopic stage — Marine isotopic stages (MIS) are alternating warm and cool periods in the Earth s paleoclimate, deduced from oxygen isotope data reflecting temperature curves derived from data from deep sea core samples.The significance of the dataEach stage is… …   Wikipedia

• Pleistocene Epoch — Earlier and longer of the two epochs that constitute the Quaternary Period. The Pleistocene began с 1.8 million years ago and ended с 10,000 years ago. It was preceded by the Pliocene Epoch of the Tertiary Period and followed by the Holocene… …   Universalium

• Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry       The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …   Universalium

• Cambrian Period — Oldest time division of the Paleozoic Era. During the Cambrian, 543–490 million years ago, there were widespread seas and several scattered landmasses. The largest continent was Gondwana. The average climate was probably warmer than today, with… …   Universalium