warming deliberately minimalist technical indicia communicate intuitively non scientists ref name gizmodo developed may ed hawkins university reading ref stacked represent plural series example animated spiral graphic animated spiral graphic radial distance dependent variable rotating angle cycling months color passing years portrays single dependent variable prototypically ''temperature time'' portray global warming dependent variable progressively plotted along continuous spiral determined function constantly rotating angle twelve months per revolution b evolving color color changes passing years ref name washpost ref box whisker plot box
Applied science Library and museum studies Statistics Data visualization