For his team and the environment.
An article in the USA Today describes how Guthrie, the highest-paid starting pitcher for the Orioles, is doing his part to conserve fuel by riding his bike to and from Camden Yards. He is encouraging his teammates to do the same.
"I try not to waste anything, whether it's energy, water, money," said Guthrie, who has won at least 10 games each of the past three seasons. "That's kind of the way I was brought up.”