If the Eagles truly want to make Lincoln Financial Field the greenest stadium in the world, they need to tackle transportation ("Eagles plan to take the gridiron off the grid," Thursday).
The most direct emissions generated from a Sunday home game are from the 25,000 motor vehicles that fill the 250 acres of hard-surfaced parking surrounding the sports complex. A back-of-the-envelope calculation shows that every game generates at least 550,000 pounds of carbon dioxide.
For a fraction of the money spent on the power-generation project, the Eagles could help reduce the number of vehicle trips to the game: