Clean energy

Batteries

Finally, a way to tell how clean grid batteries actually are

Batteries can’t distinguish between clean and dirty electrons — a complication for transitioning grids. A Texas battery project shows how software and standards can help.

By Jeff St. John  . 

An aerial view of Byrd Ranch, a 50-megawatt grid battery installation in Texas
Byrd Ranch is the 50-megawatt battery installation in Texas where Quinbrook Infrastructure Partners tested standard methodologies created by nonprofit group EnergyTag to track the carbon emissions profile of electricity flowing into and out of batteries. (Quinbrook Infrastructure Partners)

Sponsored