At the 2015 Climate Change Conference in Paris, Levi Strauss CEO Chip Bergh urged attendees not to wash their Levi's. He noted that 50% of the water used in the lifetime of a pair of bluejeans is due to consumers washing their pants. Bergh proudly told the audience that he often goes a year without washing his Levi's! Now, Happi is putting Bergh's assertion to the test. We've purchased two identical pairs of Levi's 505 jeans. We'll alternate wearing each pair f...