In contrast to the study of history based on war, economics and political power (what some call " chaps and maps" ), " The Earth Transformed" aims to put climate in its broadest sense at the centre of the story.

与基于战争、经济和政治权力（有些人称之为“章节和地图”）的历史研究相反，“地球变了”旨在将最广泛意义上的气候置于故事的中心。