Energy Flow Chart
Website Users Flow Chart
Sankey Diagram
A Sankey diagram visualizes flows (of any kind) and their quantities in proportion to one another. It represents nodes connected with one another by lines or arrows (the bigger the quantity, the wider the line). Sankey Diagrams are widely used in science, especially in physics.
Arts & Sciences Diagram
BCT Sankey Diagram 05
BCT Sankey Diagram 06