The frozen planet: Figure 6 Two projections of the Earth. (a) The Lambert equal-area azimuthal projection. (b) The Mercator projection. The circles enclose an equal area of surface of the Earth.

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The frozen planet

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Figure 6 Two projections of the Earth. (a) The Lambert equal-area azimuthal projection. (b) The Mercator projection. The circles enclose an equal area of surface of the Earth.

3 A flat map of a spherical world

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