Sentence Examples with the word map out

In the attempt that has been made to map out the land surface of the earth, probable community of origin has been relied upon more than the possession of obvious characters.

From this point of view it is not sufficient, in attempting to map out the earths surface into regions of vegetation, to have regard alone to adaptations to physical conditions.

There is discernible in his essays no attempt to map out a complete plan, and then to fill up its outlines.

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The problem, then, which plantdistribution presents is twofold: it has first to map out the earths surface into regions or areas of vegetation, and secondly to trace the causes which have brought them about and led to their restriction and to their mutual relations.