An updated energy flow chart released by the Lawrence Livermore National Laboratory (LLNL) that visually depicts the relative size of primary energy resources and end uses in the U.S., with fuels ...

Haley Mast is a freelance writer, fact-checker, and small organic farmer in the Columbia River Gorge. She enjoys gardening, reporting on environmental topics, and spending her time outside ...

Today’s graphic is special type of flow chart, called a Sankey diagram. This particular one shows the total estimated energy consumption in the United States in 2015, and how energy flowed from source ...

The reaction shown by the second diagram is more exothermic. There is a greater difference in energy between the reactants and products. The green arrow is longer.