The carbon footprint turned out to be the least of Arsene Wenger's problems.
Having stirred the eco-warriors by making the short hop to Norwich by air from Luton, Arsenal were back to earth with a bump and more than a few bruises and muscle pulls.
Laurent Koscielny limped off with a painful hip injury, and Alexis Sanchez followed him, clutching the hamstring that had been troubling him since Tuesday.
Mesut Ozil wheels away after opening the scoring for Arsenal in their 1-1 draw with Norwich at Carrow Road