What Is an Energy Pyramid?

By Staff WriterLast Updated Apr 5, 2020 4:18:58 AM ET

An energy pyramid is a graphical representation of how energy flows in an ecosystem The pyramid consists of trophic, or nutritional, levels. It shows how energy decreases and becomes less available for organisms as it enters every trophic level, as well as the amount of energy lost to the atmosphere in the form of heat.