Reuters: With 30 teams crisscrossing North America throughout the 82-game season, the National Hockey League takes its toll on the environment. That’s 750 players, along with their trainers, coaches and equipment, packed into fuel-burning aircraft from October until the Stanley Cup is finally awarded in June. The David Suzuki Foundation, a prominent Canadian environmental group, calculated that each player generates about 10 tons of carbon emissions annually, the bulk of it coming …