Alternately, the earth's climate has also experiencedperiods of extremely cold weather for such prolonged periods that much of the surface was covered in thick sheets of ice. These periods of geologic time are calledice agesand the earth has had several in its history. Entire species of warmer...
earth history, geological history是“地史"到 英文 的最佳翻译。 译文示例:它对美国政府不断地且越来越经常地侵犯人权这点有何看法,有何行动? ↔ What are the organization's views and what action has it taken with respect to the continuing and increasingly frequent violations of human rights in the...
1.The scientific study of the origin, history, and structure of the earth. 2.The structure of a specific region of the earth's crust. 3.A book on geology. 4.The scientific study of the origin, history, and structure of the solid matter of a celestial body. ...
Earth’s historyThe Earth formed through a hot accretion process. Almost simultaneously, the core and the mantle were separated from each other. At the final stages of the accretion process, the outer layer approximately 2000 km thick was molten, thus representing a magma ocean. This magma ...
geological formation- (geology) the geological features of the earth formation object,physical object- a tangible and visible entity; an entity that can cast a shadow; "it was full of rackets, balls and other objects" geology- a science that deals with the history of the earth as recorded ...
Geological evolution of the earth during the Precambrian Salop's book is a review of geologic history during the Precambrian, with an emphasis on subdivision of Precambrian time, worldwide comparison of stratigra... LJ Salop - Springer-Verlag 被引量: 36发表: 1983年 Major Advances in the Study...
地球的地质时代(The geological age of the earth).doc,地球的地质时代(The geological age of the earth) How many geological times can the earths history be divided into? Best answer - by the questioner 2006-10-10 14:22:55 Precambrian period Archean (4 bi
This book unites climate modelling, palaeoceanography and palaeontology to address fundamental events in the climate history of Earth over the past 600 million years. Understanding the 'tipping points' that have led to rapid changes in t... M. Williams,A. Haywood,F. Gregory,... - published ...
The author cautions in the Preface that the book is not a compilation; the problems discussed here are those with which the author was concerned personally. Nonetheless, the book is an ambitious synthesis of nearly 3500 million years (my) of earth's history....
Late Ordovician is one of the coldest periods of earths history. The Gondwana south is completely covered in ice. The giant sea god (Iapetus Ocean) between the Baltic and the mainland of Siberia, the ancient Mediterranean (Paleo-Teyhys Ocean) separated from Gondwana, Baltic, and Siberia, Gu ...