Global climate map. 1823 map of isothermal lines and climate zones for most of the world. Drawn by US geographer William Channing Woodbridge (1794-1845) based on the accounts of German geographer Alexander von Humboldt (1769-1859) and others. The regions are colour-coded: torrid (pink),hot (orange),warm (yellow),temperate (light green),cold (dark green),wintery (blue) and frozen (purple). In the Atlantic,labels show plants common to both continents and their climate range. Examples are: sugar cane,maize,apple,orange,lemon,coffee,olive,wheat,cherry and grape. New Holland (Australia) is mentioned at lower right |