extinctions in English
the extinction of the great auk
ultraviolet extinction
Use "extinctions" in a sentence
1. Scientists then began searching the layers of rocks delineate mass extinctions.
2. This phenomenon may also explain some of our anomalous fossil distributions and extinctions.
3. That is not to say there will be no extinctions in a tightly wrapped ecosystem.
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5. These toxic materials are washed down rivers into lakes and oceans, contributing to freshwater and marine extinctions.
6. That Africa, the center of human evolution, experienced fewer extinctions than other regions supported the idea of Coevolution …
7. 28 But they did not connect their ideas to the much earlier extinctions recorded in sedimentary rocks.
8. And the human impact on the global environment -- greenhouse warming, mass extinctions and so forth -- is unprecedented, too.
9. They did not have Brachiums which meant there was nothing supporting the lophophore, meaning the order could survive many extinctions
10. It is generally accepted that there have been five major global mass extinctions that register in Earth's history.
11. What recent reports say: “Human activities have taken the planet to the edge of a massive wave of species extinctions.”
12. The cause of this rapid acceleration in the rate of extinctions is human activity.”—The New York Public Library Desk Reference.
13. Body size and disparity in crocodile-line Archosaurs show changes associated with major events in Earth’s history, notably mass extinctions
14. She's found that extinctions of big ice age animals – creatures like mastodons – happened about 000 years before this brief cooling period.
15. Sheppard also said fragmenting the site into numerous small Boglets through the development, “is a recipe for a series of local extinctions heading …
16. “Nuclear and Other Biodegradabilities,” examines remains, including such by-products and disintegrations of human culture as nuclear waste, environmental destruction, and species extinctions
17. Scientists have hypothesized that the Cretaceous–Paleogene extinctions were caused by one or more catastrophic events such as massive asteroid impacts or increased volcanic activity.
18. 2 days ago · Amphibians, such as frogs, toads, salamanders and newts, in particular, have become the iconic example of human-induced extinctions, given that …
19. As you're thinking of the consequence of that, if you believe that extinctions are common and natural and normal and occur periodically, it becomes a moral imperative to diversify our species.
20. By 10,000 years ago, Homo sapiens had conquered North and South America at a time that Coincided with major megafauna extinctions, including those of the giant sloth and the glyptodon.
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22. Krug et al., Signature of the End-Cretaceous Mass Extinction in the Modern Biota, Science citation, passage=Although the broad macroevolutionary consequences of mass extinctions are well known (as in the dinosaurs-mammals changeover), their long-term effects on the temporal and spatial
23. The Carboniferous was a time of diverse marine invertebrates. The Late Devonian Period experienced major extinctions within some marine invertebrate groups, and Carboniferous faunas reflect a different composition from what had prevailed earlier in the Paleozoic Era.
24. The possibility that an invisible solar companion passing through the Oort cloud every 28 Myr precipitates a sufficiently high rate of Cometary collisions with the earth to account for periodic mass species extinctions recorded in the fossil record is discussed
25. Bivalves and Brachiopods are both sessile filter feeders, sitting on the seafloor and filtering water for food and oxygen. Their abundance reversed at the end of the Permian, when the greatest of all known mass extinctions eliminated more than 95 percent of Earth’s ocean species.
26. Ecology, also called Bioecology, bionomics, or environmental biology, study of the relationships between organisms and their environment.Some of the most pressing problems in human affairs—expanding populations, food scarcities, environmental pollution including global warming, extinctions of plant and animal species, and all the attendant sociological and political problems—are to a great