Keeping clothes clean is a major environmental headache: all that water, detergent and electricity adds up. Some say the answer is being scruffier and stinkier, but Peter Madden writes that companies such as Method, Seventh Generation and Unilever are improving technology instead. Their innovations include concentrated detergents, behavior-influencing design, and reductions in packaging, storage and transport footprints.
Sustainability doesn't have to stink
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