![An aerial view of Byrd Ranch, a 50-megawatt grid battery installation in Texas](https://img.canarymedia.com/content/uploads/Byrd-Ranch-battery-farm-aerial-view.jpg?auto=compress%2Cformat&crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=392&q=80&w=676&s=c63d17aa8eef7394d67e53164ecc302a)
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 .