Identifier: regionalgeograp00broo (find matches)
Title: A regional geography of the world, with diagrams and entirely new maps
Year: 1922 (1920s)
Authors: Brooks, Leonard
Subjects: Geography
Publisher: London, University Press
Contributing Library: Robarts - University of Toronto
Digitizing Sponsor: University of Toronto

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ands in a N.E.-S.W. direction,and composed of rocks younger than the coal measures,e.g. new red sandstone, clays, oolitic limestone, andchalk. The structural differences between these twoparts of Britain have had an enormous effect not onlyupon the industry and occupations of the inhabitants,but upon the inhabitants themselves and upon theirhistory. The north-western part has the boldest andmost rugged coasts, the highest, the barest, and most in-fertile, and therefore the least populated, areas of Britain ;whilst the south-eastern part has lower coasts, exceptingwhere the hills run out to the sea, e.g. at Beachy Head,Dover and Flamborough Head, but it is there that therichest agricultural lowlands are to be found, and it wasthere that, until the days of the modern manufacturing S6 THE BRITISH ISLES I I Rsstnt Atlavlum trsofDMtanits y flpriea S»n<Jffone \Chalk a SanasutntOotixjc orjanssie Umtscont \Coal MeisuretICtrbcniftnus Umtsttnt uief V=A Millstone Gritp^ 0/(1 Red Sandston$ 3^
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Fig. 20. — (Ifolo^ical Map of Hriiain (simplified). GENERAL PHYSICAL CONDITIONS 57 cj)ocli which depends upon supphcs of coal and iron,the bulk of the people lived. During the Great Ice As^e, North-western Europeand the J^ritish Isles north of the Thames were coveredby ice sheets and glaciers which had gradually spreadoutwards from the north. Evidences of the changeswrought by the action of ice are widespread. Mountainmasses were rounded ; vallc) lakes, like those of theEnglish Lake district and of Scotland, were formed bythe deposition of morainic materials which dammed rivervalleys ; great sheets of boulder clay were left; steep-sided ridges and banks of stratified deposits of sand andgravel, called kavics in Scotland and eskers in Ireland,were formed in tunnels made by streams flowing underthe ice ; whilst last, but in importance by no means least,it may have been the enormous weight of the ice whichcaused the depression of the whole of north-westernEurope. The Climate of Britain

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