The Coke Challenge: Zero Waste at the Olympics

Coca-Cola's recent sustainable efforts have been admirable, with green vending machines, a partnership with carbon-tracking Hara Software, and its "Commitment 2020" plan. Now the company is putting its abilities to the test by attempting to have a net-zero carbon footprint at the upcoming Winter Olympics. It's a difficult feat for an event that is marked by millions of visitors from around the world continuously consuming food, drink, and other products.

Coke will attempt its zero carbon...