continental sediments
71Geological history of Earth — impacting the Earth in a glancing blow. [cite journal | last = R. Canup and E. Asphaug | title = Origin of the Moon in a giant impact near the end of the Earth s formation | journal = Nature | volume = 412 | pages = 708–712 | date = 2001 | url =… …
72OCÉANS ET MERS — La planète Terre est assez mal nommée, puisqu’elle est couverte, pour 71 p. 100 environ, par l’océan mondial, dont la surface est de l’ordre de 361 millions de kilomètres carrés, pour un volume qui a été évalué à 1 370 憐 106 km3. La profondeur… …
73Geology of the Death Valley area — The exposed geology of the Death Valley area presents a diverse and complex story that includes at least 23 formations of sedimentary units, two major gaps in the geologic record called unconformities, and at least one distinct set of related… …
74river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… …
75Cretaceous Period — Interval of geologic time from с 144 to 65 million years ago. During the Cretaceous the climate was warmer than today. In the seas, marine invertebrates flourished, and bony fishes evolved. On land, flowering plants arose, and insects, bees in… …
76PLAGES — À la frontière des terres et des mers, les plages représentent un milieu original, caractérisé à la fois par l’instabilité de son équilibre et par l’attrait qu’il exerce sur l’homme d’aujourd’hui. Une plage est le versant externe d’une… …
77Australia — /aw strayl yeuh/, n. 1. a continent SE of Asia, between the Indian and the Pacific oceans. 18,438,824; 2,948,366 sq. mi. (7,636,270 sq. km). 2. Commonwealth of, a member of the Commonwealth of Nations, consisting of the federated states and… …
78chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… …
79Plaine abyssale — Pour les articles homonymes, voir Abysses et Abyss. Plaine abyssale Étagement bathymétrique Une …
80Plateau océanique — Plaine abyssale Pour les articles homonymes, voir Abysses et Abyss. Plaine abyssale Étagement bathymétrique …
